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	<title>BB  |  素人から素人のための自転車遊</title>
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		<title>ボトムブラケット交換チェーンライン修正【ミニベロ】</title>
		<link>https://2021tomoziblog.com/%e3%83%9c%e3%83%88%e3%83%a0%e3%83%96%e3%83%a9%e3%82%b1%e3%83%83%e3%83%88%e4%ba%a4%e6%8f%9b%e3%83%81%e3%82%a7%e3%83%bc%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e4%bf%ae%e6%ad%a3%e3%80%90%e3%83%9f%e3%83%8b/</link>
					<comments>https://2021tomoziblog.com/%e3%83%9c%e3%83%88%e3%83%a0%e3%83%96%e3%83%a9%e3%82%b1%e3%83%83%e3%83%88%e4%ba%a4%e6%8f%9b%e3%83%81%e3%82%a7%e3%83%bc%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e4%bf%ae%e6%ad%a3%e3%80%90%e3%83%9f%e3%83%8b/#respond</comments>
		
		<dc:creator><![CDATA[Tomozi2012]]></dc:creator>
		<pubDate>Fri, 23 Feb 2024 04:48:49 +0000</pubDate>
				<category><![CDATA[カスタム]]></category>
		<category><![CDATA[BB]]></category>
		<category><![CDATA[Dahon dash P8]]></category>
		<category><![CDATA[チェーンライン]]></category>
		<category><![CDATA[チェーンライン修正]]></category>
		<category><![CDATA[トーケン]]></category>
		<category><![CDATA[ボトムブラケット]]></category>
		<category><![CDATA[ミニベロ]]></category>
		<category><![CDATA[交換]]></category>
		<category><![CDATA[折り畳み自転車]]></category>
		<guid isPermaLink="false">https://2021tomoziblog.com/?p=3370</guid>

					<description><![CDATA[愛車ミニベロのチェーンライン問題があり、ボトムブラケットを交換することにする&#x2600;&#xfe0f; 軸長がきも。 目次 トーケンのボトムブラケット交換チェーンライン感想 トーケンのボトムブラケット TOKEN  [&#8230;]]]></description>
										<content:encoded><![CDATA[
<p>愛車ミニベロの<a rel="noopener follow" target="_blank" href="https://2021tomoziblog.com/%e3%83%81%e3%82%a7%e3%83%bc%e3%83%b3%e3%83%a9%e3%82%a4%e3%83%b3%e3%81%a8%e3%81%ae%e6%a0%bc%e9%97%98%e3%80%90%e3%83%9f%e3%83%8b%e3%83%99%e3%83%ad%e3%80%91/">チェーンライン問題</a>があり、ボトムブラケットを交換することにする&#x2600;&#xfe0f;</p>



<p>軸長がきも。</p>




  <div id="toc" class="toc tnt-number toc-center tnt-number border-element"><input type="checkbox" class="toc-checkbox" id="toc-checkbox-2" checked><label class="toc-title" for="toc-checkbox-2">目次</label>
    <div class="toc-content">
    <ol class="toc-list open"><li><a href="#toc1" tabindex="0">トーケンのボトムブラケット</a></li><li><a href="#toc2" tabindex="0">交換</a></li><li><a href="#toc3" tabindex="0">チェーンライン</a></li><li><a href="#toc4" tabindex="0">感想</a></li></ol>
    </div>
  </div>

<h2 class="wp-block-heading"><span id="toc1">トーケンのボトムブラケット</span></h2>



<figure class="wp-block-image size-large"><img fetchpriority="high" decoding="async" width="768" height="1024" src="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09806837777710127877327-768x1024.jpg" alt="" class="wp-image-3567" srcset="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09806837777710127877327-768x1024.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09806837777710127877327-225x300.jpg 225w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09806837777710127877327-1152x1536.jpg 1152w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09806837777710127877327.jpg 1500w" sizes="(max-width: 768px) 100vw, 768px" /></figure>



<p>TOKEN トーケン ボトムブラケット SHIMANO square taper interchange JIS spuare BB シマノスクエアテーパー互換 JISスクエアBB TK866CM</p>



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<div id="msmaflink-pBJk5">リンク</div>
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<p>スクエヤテーパー（規格）で、ベアリングが普通の、軸の材質はモリブデン（107.5mm）カーボンボディ。</p>



<p>チタン軸でベアリングがセラミックベアリグの高級バージョンがあるが軸長103mmのもで重量差が約５０ｇしかなかったのでこちらにした&#x2600;&#xfe0f;</p>



<p>コスパを選んだ。高級バージョンの１/３の価格だ。</p>



<p>ベアリングの回転はグリスなどで何とかなる。</p>



<p>５０ｇ程度の増加は他で削ればいい。</p>



<figure class="wp-block-image size-large"><img decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09957329094725993152153-1024x768.jpg" alt="" class="wp-image-3569" srcset="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09957329094725993152153-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09957329094725993152153-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09957329094725993152153-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09957329094725993152153-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09957329094725993152153.jpg 2000w" sizes="(max-width: 1024px) 100vw, 1024px" /></figure>



<p>107.5mmで実測２１２ｇいいでない&#x2728;</p>



<figure class="wp-block-image size-large"><img decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09256978867114817947292-1024x768.jpg" alt="" class="wp-image-3570" srcset="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09256978867114817947292-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09256978867114817947292-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09256978867114817947292-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09256978867114817947292-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09256978867114817947292.jpg 2000w" sizes="(max-width: 1024px) 100vw, 1024px" /></figure>



<figure class="wp-block-image"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09245989196057369383609-1024x768.jpg" alt="" class="wp-image-3571" srcset="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09245989196057369383609-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09245989196057369383609-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09245989196057369383609-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09245989196057369383609-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09245989196057369383609.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>軸長は注文する前にチェーンリングとチェーンステーの幅を計って確認した上で注文した。</p>



<p>1.5cmですが余裕をみて1.3cmとした。</p>



<p>もとが119mmなので107.5mmのものを注文した。</p>



<p>もとのボトムブラケットはACRZのチタン軸のものです。</p>



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<div id="msmaflink-jRwhf">リンク</div>
<!-- MoshimoAffiliateEasyLink END --></p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10037111902766300414203-1024x768.jpg" alt="" class="wp-image-3574" srcset="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10037111902766300414203-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10037111902766300414203-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10037111902766300414203-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10037111902766300414203-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10037111902766300414203.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>１４７ｇとても軽い。</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09994465804074914100898-1024x768.jpg" alt="" class="wp-image-3577" srcset="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09994465804074914100898-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09994465804074914100898-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09994465804074914100898-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09994465804074914100898-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09994465804074914100898.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<figure class="wp-block-image"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09965370715503564413999-1024x768.jpg" alt="" class="wp-image-3576" srcset="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09965370715503564413999-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09965370715503564413999-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09965370715503564413999-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09965370715503564413999-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09965370715503564413999.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>クランク固定ボルトはチタンの使ってます。</p>




<a rel="noopener nofollow" target="_blank" href="https://amzn.to/3OVvfvA" title="Dingtai スクエアテーパーボトムブラケットチタンねじ用の2個M8x15自転車クランクボルトゴールド" class="blogcard-wrap external-blogcard-wrap a-wrap cf"><div class="blogcard external-blogcard eb-left cf"><div class="blogcard-label external-blogcard-label"><span class="fa"></span></div><figure class="blogcard-thumbnail external-blogcard-thumbnail"><img loading="lazy" decoding="async" src="https://2021tomoziblog.com/wp-content/uploads/cocoon-resources/blog-card-cache/5c205813b82bfb23212d15ccf667eb56.jpg" alt="" class="blogcard-thumb-image external-blogcard-thumb-image" width="320" height="180" /></figure><div class="blogcard-content external-blogcard-content"><div class="blogcard-title external-blogcard-title">Dingtai スクエアテーパーボトムブラケットチタンねじ用の2個M8x15自転車クランクボルトゴールド</div><div class="blogcard-snippet external-blogcard-snippet">Dingtai スクエアテーパーボトムブラケットチタンねじ用の2個M8x15自転車クランクボルトゴールド</div></div><div class="blogcard-footer external-blogcard-footer cf"><div class="blogcard-site external-blogcard-site"><div class="blogcard-favicon external-blogcard-favicon"><img loading="lazy" decoding="async" src="https://www.google.com/s2/favicons?domain=https://www.amazon.co.jp/dp/B078B5HGVW/ref=tsm_1_tp_tc" alt="" class="blogcard-favicon-image external-blogcard-favicon-image" width="16" height="16" /></div><div class="blogcard-domain external-blogcard-domain">www.amazon.co.jp</div></div></div></div></a>



<p>倍以上軽いです&#x2728;１５ｇですけど(^_^;)</p>



<h2 class="wp-block-heading"><span id="toc2">交換</span></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2024/02/image_editor_output_image909879135-1708639513917381607049789879380-1024x768.jpg" alt="" class="wp-image-3578" srcset="https://2021tomoziblog.com/wp-content/uploads/2024/02/image_editor_output_image909879135-1708639513917381607049789879380-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2024/02/image_editor_output_image909879135-1708639513917381607049789879380-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2024/02/image_editor_output_image909879135-1708639513917381607049789879380-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2024/02/image_editor_output_image909879135-1708639513917381607049789879380-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2024/02/image_editor_output_image909879135-1708639513917381607049789879380.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>クランク外しからBB外す時は左から</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09987501617693795959412-1024x768.jpg" alt="" class="wp-image-3579" srcset="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09987501617693795959412-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09987501617693795959412-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09987501617693795959412-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09987501617693795959412-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09987501617693795959412.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>BB側を手で固定して、ゴムハンマーでトントンと叩いて外していく。</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10004132820729688476572-1024x768.jpg" alt="" class="wp-image-3581" srcset="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10004132820729688476572-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10004132820729688476572-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10004132820729688476572-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10004132820729688476572-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10004132820729688476572.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<figure class="wp-block-image"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10012043989711698485380-1024x768.jpg" alt="" class="wp-image-3580" srcset="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10012043989711698485380-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10012043989711698485380-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10012043989711698485380-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10012043989711698485380-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10012043989711698485380.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>反対側も同じようにして空ける。</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10028857736616664609594-1024x768.jpg" alt="" class="wp-image-3582" srcset="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10028857736616664609594-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10028857736616664609594-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10028857736616664609594-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10028857736616664609594-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_10028857736616664609594.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>BBの穴をきれいに拭いて、グリスを塗る。</p>




<a rel="noopener nofollow" target="_blank" href="https://amzn.to/3uHm1w0" title="シマノ (SHIMANO) ルブリカント プレミアムグリス 100g 自転車専用 チューブ Y04110200" class="blogcard-wrap external-blogcard-wrap a-wrap cf"><div class="blogcard external-blogcard eb-left cf"><div class="blogcard-label external-blogcard-label"><span class="fa"></span></div><figure class="blogcard-thumbnail external-blogcard-thumbnail"><img loading="lazy" decoding="async" src="https://2021tomoziblog.com/wp-content/uploads/cocoon-resources/blog-card-cache/a11b3c02b69343d23cea6eebc23ed673.jpg" alt="" class="blogcard-thumb-image external-blogcard-thumb-image" width="320" height="180" /></figure><div class="blogcard-content external-blogcard-content"><div class="blogcard-title external-blogcard-title">シマノ (SHIMANO) ルブリカント プレミアムグリス 100g 自転車専用 チューブ Y04110200</div><div class="blogcard-snippet external-blogcard-snippet">※商品のカラーはディスプレイの種類等により、実物と異なって見える場合がございます。掲載商品の仕様、ロゴ等のデザインは改良のため、変更される場合がある事をご了承ください。</div></div><div class="blogcard-footer external-blogcard-footer cf"><div class="blogcard-site external-blogcard-site"><div class="blogcard-favicon external-blogcard-favicon"><img loading="lazy" decoding="async" src="https://www.google.com/s2/favicons?domain=https://www.amazon.co.jp/dp/B001XE15WO/ref=tsm_1_tp_tc" alt="" class="blogcard-favicon-image external-blogcard-favicon-image" width="16" height="16" /></div><div class="blogcard-domain external-blogcard-domain">www.amazon.co.jp</div></div></div></div></a>



<p>トーケンのBBはいいね。文字も刻印で高級感あるし（安いのに）軸グラグラしたりしないしっかりしてる。</p>



<h2 class="wp-block-heading"><span id="toc3">チェーンライン</span></h2>



<p>11.5mm短くなりチェーンラインがロー側へいどうする。</p>



<figure class="wp-block-image"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09274489867211941093950-1024x768.jpg" alt="" class="wp-image-3572" srcset="https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09274489867211941093950-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09274489867211941093950-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09274489867211941093950-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09274489867211941093950-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2024/02/dsc_09274489867211941093950.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>前はローに入れて逆回転するとチェーンが落ちてたが、今回はどうだろうか。</p>



<figure class="wp-block-video"><video height="1080" style="aspect-ratio: 1920 / 1080;" width="1920" controls src="https://2021tomoziblog.com/wp-content/uploads/2024/02/MOV_1004.mp4"></video></figure>



<p>チェーンライン修正できました&#x2728;</p>



<h2 class="wp-block-heading"><span id="toc4">感想</span></h2>



<p>軽く走ってみて前のBBの方が回転はよかったのですが、今回の方が剛性を感じました。</p>



<p>前のは異音がたまになっていましたが、今回交換して異音なくなりました。</p>



<p>チェーンライン修正できましたし良かったです。</p>



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		<post-id xmlns="com-wordpress:feed-additions:1">3370</post-id>	</item>
		<item>
		<title>メンテナンスを教えてもらった</title>
		<link>https://2021tomoziblog.com/%e3%83%a1%e3%83%b3%e3%83%86%e3%83%8a%e3%83%b3%e3%82%b9%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%82%82%e3%82%89%e3%81%a3%e3%81%9f/</link>
					<comments>https://2021tomoziblog.com/%e3%83%a1%e3%83%b3%e3%83%86%e3%83%8a%e3%83%b3%e3%82%b9%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%82%82%e3%82%89%e3%81%a3%e3%81%9f/#comments</comments>
		
		<dc:creator><![CDATA[Tomozi2012]]></dc:creator>
		<pubDate>Sat, 16 Dec 2023 08:16:17 +0000</pubDate>
				<category><![CDATA[メンテナンス]]></category>
		<category><![CDATA[BB]]></category>
		<category><![CDATA[Dahon dash P8]]></category>
		<category><![CDATA[インナーケーブル]]></category>
		<category><![CDATA[クランク]]></category>
		<category><![CDATA[シフトインナーケーブル]]></category>
		<category><![CDATA[チェーンリング]]></category>
		<category><![CDATA[ブレーキシュー]]></category>
		<category><![CDATA[ボトムブラケット]]></category>
		<category><![CDATA[ミニベロ]]></category>
		<category><![CDATA[折り畳み自転車]]></category>
		<category><![CDATA[曲がる]]></category>
		<category><![CDATA[楕円]]></category>
		<category><![CDATA[楕円チェーンリング]]></category>
		<guid isPermaLink="false">https://2021tomoziblog.com/?p=2923</guid>

					<description><![CDATA[前にグループライド行った時の人がメンテナンスをいろいろ教えてくれると言ってくれた。 年末だし、ちょうど謎の異音に悩まされていたので、お言葉に甘えることにした&#x2600;&#xfe0f; この時重大な故障があることを気 [&#8230;]]]></description>
										<content:encoded><![CDATA[
<p><a rel="noopener follow" target="_blank" href="https://2021tomoziblog.com/%e5%88%9d%e3%82%b0%e3%83%ab%e3%83%bc%e3%83%97%e3%83%a9%e3%82%a4%e3%83%89%e3%80%90%e3%83%9f%e3%83%8b%e3%83%99%e3%83%ad%e3%81%a8%e3%83%ad%e3%83%bc%e3%83%89%e3%83%90%e3%82%a4%e3%82%af%e3%81%a7%e3%80%91/">前にグループライド</a>行った時の人がメンテナンスをいろいろ教えてくれると言ってくれた。</p>



<p>年末だし、ちょうど謎の異音に悩まされていたので、お言葉に甘えることにした&#x2600;&#xfe0f;</p>



<p>この時重大な故障があることを気づいていない。</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0630-1024x768.jpg" alt="" class="wp-image-2994" srcset="https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0630-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0630-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0630-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0630-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0630-2048x1536.jpg 2048w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>この超軽量ロードバイクに乗っている、自転車いじり20年以上のオタクな面白いおじさんだ。</p>



<p>おじさんの自転車工具&amp;パーツが無限に出てくる部屋紹介の後に（エッ◯なフィギュアもｗ）メンテナンス講座が始まった&#x2600;&#xfe0f;</p>




  <div id="toc" class="toc tnt-number toc-center tnt-number border-element"><input type="checkbox" class="toc-checkbox" id="toc-checkbox-4" checked><label class="toc-title" for="toc-checkbox-4">目次</label>
    <div class="toc-content">
    <ol class="toc-list open"><li><a href="#toc1" tabindex="0">ミニベロの状態</a></li><li><a href="#toc2" tabindex="0">メンテナンス講座</a></li><li><a href="#toc3" tabindex="0">重大な修復すべき場所発覚</a></li><li><a href="#toc4" tabindex="0">ちなみにおじさんのニューギヤ</a></li></ol>
    </div>
  </div>

<h2 class="wp-block-heading"><span id="toc1">ミニベロの状態</span></h2>



<p>愛車DAHON Dash P8は5年くらい乗ってる。通勤で4kmくらいと休日も乗っている。雨に降られることもしばしば。</p>



<p>もちろん我流なりにメンテナンスやカスタムを施している。</p>



<p>ヘッドパーツ以外はメンテナンスしている。</p>



<p>最近は乗った状態でペダルを回すと異音が発生しいていた。ペダルが怪しいと思い<a rel="noopener follow" target="_blank" href="https://2021tomoziblog.com/%e6%b7%b1%e5%a4%9c%e3%81%ae%e3%83%9a%e3%83%80%e3%83%ab%e3%83%a1%e3%83%b3%e3%83%86%e3%83%8a%e3%83%b3%e3%82%b9%e3%81%a8%e8%a8%80%e3%81%86%e9%8d%9b%e9%8c%ac/">メンテナンスした</a>。</p>



<p>おじさんから漕いでるときチェーンが左右に暴れていると指摘されてる。</p>



<p>要はドライブトレインに何か異常がある状態。</p>



<h2 class="wp-block-heading"><span id="toc2">メンテナンス講座</span></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0604-1024x768.jpg" alt="" class="wp-image-2996" srcset="https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0604-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0604-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0604-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0604-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0604-2048x1536.jpg 2048w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>スタンドいいな♪スゲー使いやすい&#x2600;&#xfe0f;</p>



<p>細かい工程などは他を見ていただいて、ポイントを書いていきます。</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0607-1024x768.jpg" alt="" class="wp-image-2997" srcset="https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0607-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0607-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0607-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0607-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0607-2048x1536.jpg 2048w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p><strong>まずはBBから</strong>、左から開ける。</p>



<p>力がかかるため、地面に自転車おく。</p>



<p>固いはずなので（緩ければ締め不足、それは剛性も落ちる）工具をしっかり抑えてプラハンマーで工具を小刻みに衝撃をあたえて緩める。（なめずらくなる）</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0606-1024x768.jpg" alt="" class="wp-image-2998" srcset="https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0606-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0606-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0606-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0606-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0606-2048x1536.jpg 2048w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0608-1024x768.jpg" alt="" class="wp-image-2999" srcset="https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0608-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0608-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0608-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0608-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0608-2048x1536.jpg 2048w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>グリスは外のふちに滲み出るくらいつける。</p>



<p><strong>次はシュー交換</strong></p>



<p>シューはゴムで、ゴムは一定期間過ぎると固くなるそうだ、固くなるとリムを傷つける。</p>



<p>シューの位置固定はリムにつけた状態で固定する。</p>



<p>拘束バンド等でブレーキレバー固定すればやりやすい。</p>



<p><strong>リム</strong>（車輪のブレーキシューがあたるとこ）の磨き方。</p>



<p>自転車を上下反対にして、400番と800番のサウンドペーパーをリムにあて、車輪を回すだけ。</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0625-1024x768.jpg" alt="" class="wp-image-3001" srcset="https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0625-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0625-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0625-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0625-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2023/12/DSC_0625-2048x1536.jpg 2048w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p><strong>ビックプーリー</strong>を1個もらった&#x2600;&#xfe0f;</p>




<a rel="noopener nofollow" target="_blank" href="https://amzn.to/3tTi8DJ" title="https://amzn.to/3tTi8DJ" class="blogcard-wrap external-blogcard-wrap a-wrap cf"><div class="blogcard external-blogcard eb-left cf"><div class="blogcard-label external-blogcard-label"><span class="fa"></span></div><figure class="blogcard-thumbnail external-blogcard-thumbnail"><img loading="lazy" decoding="async" src="https://s.wordpress.com/mshots/v1/https%3A%2F%2Famzn.to%2F3tTi8DJ?w=320&#038;h=180" alt="" class="blogcard-thumb-image external-blogcard-thumb-image" width="320" height="180" /></figure><div class="blogcard-content external-blogcard-content"><div class="blogcard-title external-blogcard-title">https://amzn.to/3tTi8DJ</div><div class="blogcard-snippet external-blogcard-snippet"></div></div><div class="blogcard-footer external-blogcard-footer cf"><div class="blogcard-site external-blogcard-site"><div class="blogcard-favicon external-blogcard-favicon"><img loading="lazy" decoding="async" src="https://www.google.com/s2/favicons?domain=https://amzn.to/3tTi8DJ" alt="" class="blogcard-favicon-image external-blogcard-favicon-image" width="16" height="16" /></div><div class="blogcard-domain external-blogcard-domain">amzn.to</div></div></div></div></a>



<p>マイクロヒーロー12インチ、ナローワイド、セラミックベアリングです。</p>



<p>チェーンの角度をやわらげて抵抗を少なくし、セラミックベアリングが抵抗を少なくする。もちろん２個の方が抵抗少なくなるようだ。</p>



<p>もっと言うともっと大きい方が角度をやわらげて抵抗少なくできる。ただあまり大き過ぎると小径車は地面に剃っちゃう(^_^;)</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_0626373758312457578298-1024x768.jpg" alt="" class="wp-image-3004" srcset="https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_0626373758312457578298-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_0626373758312457578298-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_0626373758312457578298-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_0626373758312457578298-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_0626373758312457578298.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<figure class="wp-block-image"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06272052680092555100189-1024x768.jpg" alt="" class="wp-image-3003" srcset="https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06272052680092555100189-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06272052680092555100189-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06272052680092555100189-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06272052680092555100189-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06272052680092555100189.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p><strong>シフトインナーケーブル</strong>が端ほつれているのをハンダつけしてもらった。</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06286044227166544911247-1024x768.jpg" alt="" class="wp-image-3005" srcset="https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06286044227166544911247-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06286044227166544911247-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06286044227166544911247-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06286044227166544911247-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06286044227166544911247.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>圧縮チューブもつけてもらいコーティングしてくれた。火で炙り圧縮する仕組み。</p>



<h2 class="wp-block-heading"><span id="toc3">重大な修復すべき場所発覚</span></h2>



<figure class="wp-block-video"><video height="1080" style="aspect-ratio: 1920 / 1080;" width="1920" controls src="https://2021tomoziblog.com/wp-content/uploads/2023/12/MOV_0605.mp4"></video></figure>



<p>冒頭でも少し書きましたが、チェーンリングが外側に曲っているのが解るでしょうか。</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06192104496590563386879-1024x768.jpg" alt="" class="wp-image-3009" srcset="https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06192104496590563386879-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06192104496590563386879-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06192104496590563386879-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06192104496590563386879-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06192104496590563386879.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<figure class="wp-block-image"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06093398986391429536348-1024x768.jpg" alt="" class="wp-image-3008" srcset="https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06093398986391429536348-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06093398986391429536348-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06093398986391429536348-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06093398986391429536348-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2023/12/dsc_06093398986391429536348.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>数ミリの話だけど、チェーンをつけるとすごくぶれてるように見える(^_^;)</p>



<p>トルクレンチを貸してくれて、チェーンリングを８Nでトルク管理（これ重要！材質によって違います）してつけたらマシになったけど、やはりぶれている。</p>



<p>チェーンリング交換するしかない(^_^;)</p>



<p>おじさんにメンテナンス講座してもらわなければ気づかなっかった。感謝&#x2728;</p>



<p>2年前に骨折するくらいの事故にあっているのでそれのせいかもしれない。（いつ曲がったか解らないが2年間気づかないてヤバい(^_^;)）</p>



<p>この時異常はこれだけでないと思っていなかった・・・<a rel="follow noopener" target="_blank" href="https://2021tomoziblog.com/%e6%9b%b2%e3%81%8c%e3%81%a3%e3%81%9f%e3%83%81%e3%82%a7%e3%83%bc%e3%83%b3%e3%83%aa%e3%83%b3%e3%82%b0%e3%82%92%e4%ba%a4%e6%8f%9b%e3%80%81%e6%9b%b2%e3%81%8c%e3%81%a3%e3%81%9f%e3%81%ae%e3%81%af%e3%81%9d/">続く</a></p>



<h2 class="wp-block-heading"><span id="toc4">ちなみにおじさんのニューギヤ</span></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="691" src="https://2021tomoziblog.com/wp-content/uploads/2023/12/image_editor_output_image-1951188923-17026899730442529724067579966344-1024x691.jpg" alt="" class="wp-image-3010" srcset="https://2021tomoziblog.com/wp-content/uploads/2023/12/image_editor_output_image-1951188923-17026899730442529724067579966344-1024x691.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2023/12/image_editor_output_image-1951188923-17026899730442529724067579966344-300x202.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2023/12/image_editor_output_image-1951188923-17026899730442529724067579966344-768x518.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2023/12/image_editor_output_image-1951188923-17026899730442529724067579966344-1536x1036.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2023/12/image_editor_output_image-1951188923-17026899730442529724067579966344.jpg 1999w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>ミニベロです。ternのサージュ&#x2600;&#xfe0f;カーボンをホイールからシートポスト等ゴリゴリつけて、エクステイションブレーキレバーなんて珍しいブレーキの延長部品をつけている。</p>



<p>まだまだ、改造途中である。笑</p>




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		<enclosure url="https://2021tomoziblog.com/wp-content/uploads/2023/12/MOV_0605.mp4" length="6559453" type="video/mp4" />

		<post-id xmlns="com-wordpress:feed-additions:1">2923</post-id>	</item>
		<item>
		<title>ボトムブラケットぐらぐらするので修理【ミニベロ】</title>
		<link>https://2021tomoziblog.com/%e3%83%9c%e3%83%88%e3%83%a0%e3%83%96%e3%83%a9%e3%82%b1%e3%83%83%e3%83%88%e3%81%90%e3%82%89%e3%81%90%e3%82%89%e3%81%99%e3%82%8b%e3%81%ae%e3%81%a7%e4%bf%ae%e7%90%86%e3%80%90%e3%83%9f%e3%83%8b%e3%83%99/</link>
					<comments>https://2021tomoziblog.com/%e3%83%9c%e3%83%88%e3%83%a0%e3%83%96%e3%83%a9%e3%82%b1%e3%83%83%e3%83%88%e3%81%90%e3%82%89%e3%81%90%e3%82%89%e3%81%99%e3%82%8b%e3%81%ae%e3%81%a7%e4%bf%ae%e7%90%86%e3%80%90%e3%83%9f%e3%83%8b%e3%83%99/#respond</comments>
		
		<dc:creator><![CDATA[Tomozi2012]]></dc:creator>
		<pubDate>Thu, 11 May 2023 01:46:52 +0000</pubDate>
				<category><![CDATA[カスタム]]></category>
		<category><![CDATA[メンテナンス]]></category>
		<category><![CDATA[自転車]]></category>
		<category><![CDATA[BB]]></category>
		<category><![CDATA[Dahon dash P8]]></category>
		<category><![CDATA[ボトムブラケット]]></category>
		<category><![CDATA[ミニベロ]]></category>
		<category><![CDATA[折り畳み自転車]]></category>
		<guid isPermaLink="false">https://2021tomoziblog.com/?p=1949</guid>

					<description><![CDATA[ペダルを回してるとふにゃふにゃする？しばらくすると変なキーキーと異音までする。ペダルを見てみる。？さわってみる。！ぐらぐらするし！ これはおかしいと言うことでボトムブラケットを解体してみる&#x2600;&#xfe0f; [&#8230;]]]></description>
										<content:encoded><![CDATA[
<p>ペダルを回してるとふにゃふにゃする？しばらくすると変なキーキーと異音までする。ペダルを見てみる。？さわってみる。！ぐらぐらするし！</p>



<figure class="wp-block-video"><video height="1080" style="aspect-ratio: 1920 / 1080;" width="1920" controls src="https://2021tomoziblog.com/wp-content/uploads/2023/05/MOV_0948.mp4"></video></figure>



<p>これはおかしいと言うことでボトムブラケットを解体してみる&#x2600;&#xfe0f;</p>




  <div id="toc" class="toc tnt-number toc-center tnt-number border-element"><input type="checkbox" class="toc-checkbox" id="toc-checkbox-6" checked><label class="toc-title" for="toc-checkbox-6">目次</label>
    <div class="toc-content">
    <ol class="toc-list open"><li><a href="#toc1" tabindex="0">道具</a></li><li><a href="#toc2" tabindex="0">解体手順</a></li><li><a href="#toc3" tabindex="0">原因</a></li><li><a href="#toc4" tabindex="0">対策</a></li><li><a href="#toc5" tabindex="0">ボトムブラケットをつける</a></li><li><a href="#toc6" tabindex="0">まとめ</a></li></ol>
    </div>
  </div>

<h2 class="wp-block-heading"><span id="toc1">道具</span></h2>



<ul class="wp-block-list">
<li>コッタレスクランク抜き</li>



<li>モンキーレンチ</li>



<li>でっかい六角レンチ</li>



<li>ホローテックⅡ用ボトムブラケット工具</li>



<li>布</li>
</ul>



<h2 class="wp-block-heading"><span id="toc2">解体手順</span></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="576" src="https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0952-1024x576.jpg" alt="" class="wp-image-1947" srcset="https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0952-1024x576.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0952-300x169.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0952-768x432.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0952-1536x864.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0952-2048x1152.jpg 2048w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0952-240x135.jpg 240w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0952-320x180.jpg 320w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0952-640x360.jpg 640w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0952-732x412.jpg 732w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>クランクボトル外す↓</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="576" src="https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0949-1024x576.jpg" alt="" class="wp-image-1948" srcset="https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0949-1024x576.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0949-300x169.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0949-768x432.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0949-1536x864.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0949-2048x1152.jpg 2048w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0949-240x135.jpg 240w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0949-320x180.jpg 320w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0949-640x360.jpg 640w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0949-732x412.jpg 732w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>コッタレスクランク抜きでクランク外す↓</p>



<p>（ここで普段手が届かないとこを掃除しました&#x2728;）</p>



<p>ボトムブラケット工具でボトムブラケットを外す。手順は、まずBB左側から緩めます。（ギアがついている方と反対方向）左側は、68mm、70mm、73mmのいずれの場合でも正ネジなので、左に回す事で緩みます。<a rel="noopener nofollow" target="_blank" href="https://www.cb-asahi.co.jp/contents/category/maintenance/transmission_bb/#:~:text=BB%EF%BC%88%E3%83%9C%E3%83%88%E3%83%A0%E3%83%96%E3%83%A9%E3%82%B1%E3%83%83%E3%83%88%EF%BC%89%E3%81%AE%E5%8F%96%E5%A4%96%E3%81%97%E6%96%B9%E6%B3%95,-%E3%83%9C%E3%83%88%E3%83%A0%E3%83%96%E3%83%A9%E3%82%B1%E3%83%83%E3%83%88%E3%83%84%E3%83%BC%E3%83%AB%E3%82%92&amp;text=%E6%89%8B%E9%A0%86%E3%81%AF%E3%80%81%E3%81%BE%E3%81%9ABB%E5%B7%A6%E5%81%B4,%E3%81%AB%E5%9B%9E%E3%81%99%E3%81%A8%E5%A4%96%E3%82%8C%E3%81%BE%E3%81%99%E3%80%82">アサヒのサイト</a>で詳しく載ってます。</p>



<h2 class="wp-block-heading"><span id="toc3">原因</span></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="576" src="https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0950-1024x576.jpg" alt="" class="wp-image-1951" srcset="https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0950-1024x576.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0950-300x169.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0950-768x432.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0950-1536x864.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0950-2048x1152.jpg 2048w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0950-240x135.jpg 240w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0950-320x180.jpg 320w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0950-640x360.jpg 640w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0950-732x412.jpg 732w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>これだ。軸からシールドベアリングがスッポ抜ける。左右両方で。つけてもぐらぐら。</p>



<figure class="wp-block-video"><video height="1080" style="aspect-ratio: 1920 / 1080;" width="1920" controls src="https://2021tomoziblog.com/wp-content/uploads/2023/05/MOV_0954.mp4"></video></figure>



<p>これはあかん。おそらく最近何回か自転車倒された時緩んだものだろう。</p>



<h2 class="wp-block-heading"><span id="toc4">対策</span></h2>



<p>スペーサーかましたらぐらぐらしないかなと思いつけてみると、あれ？軸が回らない？またBB外してみると、スペーサーわれてるやんw</p>



<p>ぐっとBB絞めたらぐらぐらしないかなとやってみてダメ。ホローテックⅡは外すときなめそうで怖い。何回もやりたくない。</p>



<p>ふと思い出す。<a rel="noopener follow" target="_blank" href="https://2021tomoziblog.com/%e3%80%90%e3%83%9f%e3%83%8b%e3%83%99%e3%83%ad%e3%80%91bb%e3%81%aa%e3%82%81%e3%81%9f%e3%83%bc%ef%bc%81%e3%81%a8%e3%81%8d%e3%81%ae%e5%af%be%e5%87%a6%e6%b3%95/">ボトムブラケットなめた時</a>のボトムブラケット使えないかな？</p>



<p>使えそうで蓋？でいいのかなは今の使用して軸とシールドベアリングは前のを使用する。</p>




<a rel="noopener nofollow" target="_blank" href="https://amzn.to/47GWOzh" title="Bitly" class="blogcard-wrap external-blogcard-wrap a-wrap cf"><div class="blogcard external-blogcard eb-left cf"><div class="blogcard-label external-blogcard-label"><span class="fa"></span></div><figure class="blogcard-thumbnail external-blogcard-thumbnail"><img loading="lazy" decoding="async" src="https://s.wordpress.com/mshots/v1/https%3A%2F%2Famzn.to%2F47GWOzh?w=320&#038;h=180" alt="" class="blogcard-thumb-image external-blogcard-thumb-image" width="320" height="180" /></figure><div class="blogcard-content external-blogcard-content"><div class="blogcard-title external-blogcard-title">Bitly</div><div class="blogcard-snippet external-blogcard-snippet"></div></div><div class="blogcard-footer external-blogcard-footer cf"><div class="blogcard-site external-blogcard-site"><div class="blogcard-favicon external-blogcard-favicon"><img loading="lazy" decoding="async" src="https://www.google.com/s2/favicons?domain=https://amzn.to/47GWOzh" alt="" class="blogcard-favicon-image external-blogcard-favicon-image" width="16" height="16" /></div><div class="blogcard-domain external-blogcard-domain">amzn.to</div></div></div></div></a>




<a rel="noopener nofollow" target="_blank" href="https://amzn.to/4b0Y6rt" title="Bitly" class="blogcard-wrap external-blogcard-wrap a-wrap cf"><div class="blogcard external-blogcard eb-left cf"><div class="blogcard-label external-blogcard-label"><span class="fa"></span></div><figure class="blogcard-thumbnail external-blogcard-thumbnail"><img loading="lazy" decoding="async" src="https://s.wordpress.com/mshots/v1/https%3A%2F%2Famzn.to%2F4b0Y6rt?w=320&#038;h=180" alt="" class="blogcard-thumb-image external-blogcard-thumb-image" width="320" height="180" /></figure><div class="blogcard-content external-blogcard-content"><div class="blogcard-title external-blogcard-title">Bitly</div><div class="blogcard-snippet external-blogcard-snippet"></div></div><div class="blogcard-footer external-blogcard-footer cf"><div class="blogcard-site external-blogcard-site"><div class="blogcard-favicon external-blogcard-favicon"><img loading="lazy" decoding="async" src="https://www.google.com/s2/favicons?domain=https://amzn.to/4b0Y6rt" alt="" class="blogcard-favicon-image external-blogcard-favicon-image" width="16" height="16" /></div><div class="blogcard-domain external-blogcard-domain">amzn.to</div></div></div></div></a>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="576" src="https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0951-1024x576.jpg" alt="" class="wp-image-1954" srcset="https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0951-1024x576.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0951-300x169.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0951-768x432.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0951-1536x864.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0951-2048x1152.jpg 2048w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0951-240x135.jpg 240w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0951-320x180.jpg 320w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0951-640x360.jpg 640w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0951-732x412.jpg 732w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>軸とシールドベアリングを変えただけで解決</p>



<h2 class="wp-block-heading"><span id="toc5">ボトムブラケットをつける</span></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="576" src="https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0953-1024x576.jpg" alt="" class="wp-image-1955" srcset="https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0953-1024x576.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0953-300x169.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0953-768x432.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0953-1536x864.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0953-2048x1152.jpg 2048w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0953-240x135.jpg 240w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0953-320x180.jpg 320w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0953-640x360.jpg 640w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0953-732x412.jpg 732w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>手順は外す時の逆。締めるのも逆。</p>



<h2 class="wp-block-heading"><span id="toc6">まとめ</span></h2>



<p>自転車が倒されたことによりシールドベアリングが軸からずれてしまったのが原因。</p>



<p>対策として以前使用していたコピー品のボトムブラケットを軸とシールドベアリングを交換した。蓋はそのまま使用。</p>



<p>以前のボトムブラケットはコピー品だけど本家よりしっかりしてるかもしれない。パッキンついてるしシールドベアリングもびくともしない。交換した理由は蓋がなめてしまったからだけだし。</p>



<p>なにはともあれなおったしポタリング行ってきまーす&#x2600;&#xfe0f;</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="576" src="https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0955-1024x576.jpg" alt="" class="wp-image-1957" srcset="https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0955-1024x576.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0955-300x169.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0955-768x432.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0955-1536x864.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0955-2048x1152.jpg 2048w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0955-240x135.jpg 240w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0955-320x180.jpg 320w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0955-640x360.jpg 640w, https://2021tomoziblog.com/wp-content/uploads/2023/05/DSC_0955-732x412.jpg 732w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>あれ？ボトムブラケットあたりから異音がする？続くかも(^_^;)</p>




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		<post-id xmlns="com-wordpress:feed-additions:1">1949</post-id>	</item>
		<item>
		<title>【ミニベロ】BBなめたー！ときの対処法</title>
		<link>https://2021tomoziblog.com/%e3%80%90%e3%83%9f%e3%83%8b%e3%83%99%e3%83%ad%e3%80%91bb%e3%81%aa%e3%82%81%e3%81%9f%e3%83%bc%ef%bc%81%e3%81%a8%e3%81%8d%e3%81%ae%e5%af%be%e5%87%a6%e6%b3%95/</link>
					<comments>https://2021tomoziblog.com/%e3%80%90%e3%83%9f%e3%83%8b%e3%83%99%e3%83%ad%e3%80%91bb%e3%81%aa%e3%82%81%e3%81%9f%e3%83%bc%ef%bc%81%e3%81%a8%e3%81%8d%e3%81%ae%e5%af%be%e5%87%a6%e6%b3%95/#respond</comments>
		
		<dc:creator><![CDATA[Tomozi2012]]></dc:creator>
		<pubDate>Tue, 08 Feb 2022 01:39:58 +0000</pubDate>
				<category><![CDATA[カスタム]]></category>
		<category><![CDATA[メンテナンス]]></category>
		<category><![CDATA[BB]]></category>
		<category><![CDATA[なめる]]></category>
		<category><![CDATA[ボトムブラケット]]></category>
		<category><![CDATA[ミニベロ]]></category>
		<category><![CDATA[折り畳み自転車]]></category>
		<category><![CDATA[改造]]></category>
		<category><![CDATA[膠着]]></category>
		<guid isPermaLink="false">https://2021tomoziblog.com/?p=336</guid>

					<description><![CDATA[目次 異音がするのでボトムブラケットを洗浄しようと工具で回すがとれない！力を込めて、、、なめた経緯一旦撤退原因を考えるググる用意したもの再チェレンジまとめ 異音がするのでボトムブラケットを洗浄しようと工具で回すがとれない [&#8230;]]]></description>
										<content:encoded><![CDATA[

  <div id="toc" class="toc tnt-number toc-center tnt-number border-element"><input type="checkbox" class="toc-checkbox" id="toc-checkbox-8" checked><label class="toc-title" for="toc-checkbox-8">目次</label>
    <div class="toc-content">
    <ol class="toc-list open"><li><a href="#toc1" tabindex="0">異音がするのでボトムブラケットを洗浄しようと工具で回すがとれない！力を込めて、、、なめた</a></li><li><a href="#toc2" tabindex="0">経緯</a></li><li><a href="#toc3" tabindex="0">一旦撤退</a></li><li><a href="#toc4" tabindex="0">原因を考える</a></li><li><a href="#toc5" tabindex="0">ググる</a></li><li><a href="#toc6" tabindex="0">用意したもの</a></li><li><a href="#toc7" tabindex="0">再チェレンジ</a></li><li><a href="#toc8" tabindex="0">まとめ</a></li></ol>
    </div>
  </div>

<h2 class="wp-block-heading"><span id="toc1">異音がするのでボトムブラケットを洗浄しようと工具で回すがとれない！力を込めて、、、なめた</span></h2>



<p>以前から続いた症状でボトムブラケットあたりから異音が続いていた。なので、ボトムブラケットを洗浄しようとした、、、</p>



<h2 class="wp-block-heading"><span id="toc2">経緯</span></h2>



<p>異音の理由はわかっている。雨の後や泥が車体についた後に異音がする。その泥がシートポストにつき、シートポスト上げ下げして泥を巻き込み、シートポストからBBへとつながる穴に落ちて、BBで泥が引っ掛かり異音がする。</p>



<p>前にもあったことでボトムブラケットを洗浄して異音解消してた。が、またもBBあたりから異音。そこで、ボトムブラケットもシートポストも洗浄して穴を塞ごうとした。</p>



<p>前にもやった作業それが気のゆるみだったかもしれない。</p>



<ul class="wp-block-list"><li>チェーンはずす</li><li>クランクはずす</li><li>ボトムブラケットを、、、外れない！？</li></ul>



<p>硬い！クレ556をかける。動かない！</p>



<p>反対にも少し動かしてみる、揺さぶるようにする。ダメ！</p>



<p>何回か繰り返しで、途中でアホになってしまう、、、まし締めしてしまった、、、</p>



<p>556かけまくる！硬い！</p>



<p>私の頭ん中「ぐおーーー！ふんぬー！おりゃーー！」その他人気アニメの必殺技など心の中で叫ぶ</p>



<p>（ゴリっ！）</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="576" height="1024" src="https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09383596066721702159059-576x1024.jpg" alt="" class="wp-image-338" srcset="https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09383596066721702159059-576x1024.jpg 576w, https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09383596066721702159059-169x300.jpg 169w, https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09383596066721702159059-768x1365.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09383596066721702159059-864x1536.jpg 864w, https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09383596066721702159059-1152x2048.jpg 1152w, https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09383596066721702159059-scaled.jpg 1440w" sizes="auto, (max-width: 576px) 100vw, 576px" /></figure>



<p>やってしまった、、、なめた、、、</p>



<h2 class="wp-block-heading"><span id="toc3">一旦撤退</span></h2>



<p>しばらくじっくり見ながら考える。</p>



<p>上の方がなめたから、したの方に工具を当てればいいか、、、それだけでは力がこめずらい。</p>



<p>油を浸透させればよいか？、、、</p>



<p>もっとテコの原理を使えないか？</p>



<p>自転車を反対にしたら下側の噛み合わせに合わせて力込めやすいか？工具がフレームにあたって回しずらい時もある。</p>



<p><strong>油で滑りやすくし、テコの原理をしっかり効かせるように長い柄の工具でフレームにあたらないよう曲がっていて、噛み合わせ部分が１周カバー出来てるものを使用する。</strong>を考えた？</p>



<h2 class="wp-block-heading"><span id="toc4">原因を考える</span></h2>



<p>誤ってまし締めしてしまったのも1つ</p>



<p>工具が安物だった。BBそんなにいじらないであろうと使い捨ての気持ちで安いものにしてしまった。変形してたし。</p>



<p>噛み合わせ部分が１周してない、柄が短い、フレームにあたらないないように曲がってない（まっすぐ）</p>



<p><a rel="noopener nofollow" target="_blank" href="https://www.amazon.co.jp/gp/product/B073ZD97WZ/ref=as_li_tl?ie=UTF8&amp;camp=247&amp;creative=1211&amp;creativeASIN=B073ZD97WZ&amp;linkCode=as2&amp;tag=2021tomozi-22&amp;linkId=366b2a02715548cf1334a461305f2d19"><img decoding="async" border="0" src="//ws-fe.amazon-adsystem.com/widgets/q?_encoding=UTF8&amp;MarketPlace=JP&amp;ASIN=B073ZD97WZ&amp;ServiceVersion=20070822&amp;ID=AsinImage&amp;WS=1&amp;Format=_SL250_&amp;tag=2021tomozi-22" /></a></p>



<p>油が浸透しきってない。圧着しているからか隙間に入っていかない。</p>



<h2 class="wp-block-heading"><span id="toc5">ググる</span></h2>



<p>プロも柄の長い工具でなおかつパイプで延長しテコの原理であけるようだ。</p>



<p>油は んっ？ラスペネ？何これ良さそう</p>



<h2 class="wp-block-heading"><span id="toc6">用意したもの</span></h2>



<p><iframe frameborder="0" scrolling="no" style="width:120px;height:240px;" marginwidth="0" marginheight="0" src="https://rcm-fe.amazon-adsystem.com/e/cm?ref=tf_til&amp;t=2021tomozi-22&amp;m=amazon&amp;o=9&amp;p=8&amp;l=as1&amp;IS1=1&amp;detail=1&amp;asins=B079X3CYGB&amp;linkId=4b2753f321fe10be5ed1e119bf56121b&amp;bc1=ffffff&amp;lt1=_top&amp;fc1=333333&amp;lc1=0066c0&amp;bg1=ffffff&amp;f=ifr">     </iframe></p>



<p><iframe frameborder="0" scrolling="no" style="width:120px;height:240px;" marginwidth="0" marginheight="0" src="https://rcm-fe.amazon-adsystem.com/e/cm?ref=tf_til&amp;t=2021tomozi-22&amp;m=amazon&amp;o=9&amp;p=8&amp;l=as1&amp;IS1=1&amp;detail=1&amp;asins=B07GNF2TD2&amp;linkId=449fb0df70181b31aafa495b30091741&amp;bc1=ffffff&amp;lt1=_top&amp;fc1=333333&amp;lc1=0066c0&amp;bg1=ffffff&amp;f=ifr">     </iframe></p>



<p><iframe frameborder="0" scrolling="no" style="width:120px;height:240px;" marginwidth="0" marginheight="0" src="https://rcm-fe.amazon-adsystem.com/e/cm?ref=tf_til&amp;t=2021tomozi-22&amp;m=amazon&amp;o=9&amp;p=8&amp;l=as1&amp;IS1=1&amp;detail=1&amp;asins=B008GZ62I0&amp;linkId=a3c86be12d6e2934f699119498c00216&amp;bc1=ffffff&amp;lt1=_top&amp;fc1=333333&amp;lc1=0066c0&amp;bg1=ffffff&amp;f=ifr">     </iframe></p>



<p>BB工具は噛み合わせが1週していて、柄が長く、柄が曲がっていて頑丈なものにした。</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="1004" src="https://2021tomoziblog.com/wp-content/uploads/2022/02/image_editor_output_image-607148269-1644024124544-1024x1004.png" alt="" class="wp-image-357" srcset="https://2021tomoziblog.com/wp-content/uploads/2022/02/image_editor_output_image-607148269-1644024124544-1024x1004.png 1024w, https://2021tomoziblog.com/wp-content/uploads/2022/02/image_editor_output_image-607148269-1644024124544-300x294.png 300w, https://2021tomoziblog.com/wp-content/uploads/2022/02/image_editor_output_image-607148269-1644024124544-768x753.png 768w, https://2021tomoziblog.com/wp-content/uploads/2022/02/image_editor_output_image-607148269-1644024124544.png 1103w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="723" height="1024" src="https://2021tomoziblog.com/wp-content/uploads/2022/02/image_editor_output_image1275164365-1644024276950-723x1024.jpg" alt="" class="wp-image-359" srcset="https://2021tomoziblog.com/wp-content/uploads/2022/02/image_editor_output_image1275164365-1644024276950-723x1024.jpg 723w, https://2021tomoziblog.com/wp-content/uploads/2022/02/image_editor_output_image1275164365-1644024276950-212x300.jpg 212w, https://2021tomoziblog.com/wp-content/uploads/2022/02/image_editor_output_image1275164365-1644024276950-768x1088.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2022/02/image_editor_output_image1275164365-1644024276950-1084x1536.jpg 1084w, https://2021tomoziblog.com/wp-content/uploads/2022/02/image_editor_output_image1275164365-1644024276950.jpg 1419w" sizes="auto, (max-width: 723px) 100vw, 723px" /></figure>



<p>BBはチタン軸でめちゃめちゃ軽いもの（144g)もともとは異音解消のために用意したもの</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="576" height="1024" src="https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_102515-576x1024.jpg" alt="" class="wp-image-360" srcset="https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_102515-576x1024.jpg 576w, https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_102515-169x300.jpg 169w, https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_102515-768x1365.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_102515-864x1536.jpg 864w, https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_102515-1152x2048.jpg 1152w, https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_102515-scaled.jpg 1440w" sizes="auto, (max-width: 576px) 100vw, 576px" /></figure>



<p>ラスペネ、すごいらしいクレ556よりも。錆びたネジや、なめたビスも最終手段的なものらしい。</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="782" height="1024" src="https://2021tomoziblog.com/wp-content/uploads/2022/02/image_editor_output_image1643106237-1644024463589-782x1024.jpg" alt="" class="wp-image-362" srcset="https://2021tomoziblog.com/wp-content/uploads/2022/02/image_editor_output_image1643106237-1644024463589-782x1024.jpg 782w, https://2021tomoziblog.com/wp-content/uploads/2022/02/image_editor_output_image1643106237-1644024463589-229x300.jpg 229w, https://2021tomoziblog.com/wp-content/uploads/2022/02/image_editor_output_image1643106237-1644024463589-768x1005.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2022/02/image_editor_output_image1643106237-1644024463589-1174x1536.jpg 1174w, https://2021tomoziblog.com/wp-content/uploads/2022/02/image_editor_output_image1643106237-1644024463589.jpg 1428w" sizes="auto, (max-width: 782px) 100vw, 782px" /></figure>



<h2 class="wp-block-heading"><span id="toc7">再チェレンジ</span></h2>



<p>まずラスペネ、これすごい！</p>



<p>556は隙間の回りをたらーといく感じだけど</p>



<p>ラスペネは隙間に吸い込まれるように入っていく！</p>



<p>本当に吸い込まれるようなんだよ。</p>



<p>油を馴染ませるため少しおく。その間車体ふいたり、お茶したりした。</p>



<p>新BB工具で回してみる。まだ動かない。</p>



<p>ラスペネ追加し、ゴムハンマーで衝撃を与えてみる。BB工具で少しづつグイーと</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="576" height="1024" src="https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_115019-576x1024.jpg" alt="" class="wp-image-352" srcset="https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_115019-576x1024.jpg 576w, https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_115019-169x300.jpg 169w, https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_115019-768x1365.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_115019-864x1536.jpg 864w, https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_115019-1152x2048.jpg 1152w, https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_115019-scaled.jpg 1440w" sizes="auto, (max-width: 576px) 100vw, 576px" /></figure>



<p>開いた！</p>



<p>なめたボトムブラケットの対処法はラスペネとがっしりした工具で柄を長くテコの原理をいかせるもので。</p>



<p>BBを洗浄して、シートポストにつながる穴をビニールテープで塞ぐ。</p>



<p>グリスアップし新BBをつけ、クランクつける、チェーンをつける。</p>



<p>出来た</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="576" height="1024" src="https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09195234105237270159923-576x1024.jpg" alt="" class="wp-image-364" srcset="https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09195234105237270159923-576x1024.jpg 576w, https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09195234105237270159923-169x300.jpg 169w, https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09195234105237270159923-768x1365.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09195234105237270159923-864x1536.jpg 864w, https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09195234105237270159923-1152x2048.jpg 1152w, https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09195234105237270159923-scaled.jpg 1440w" sizes="auto, (max-width: 576px) 100vw, 576px" /></figure>



<h2 class="wp-block-heading"><span id="toc8">まとめ</span></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="576" height="1024" src="https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09562935411600648394481-576x1024.jpg" alt="" class="wp-image-355" srcset="https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09562935411600648394481-576x1024.jpg 576w, https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09562935411600648394481-169x300.jpg 169w, https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09562935411600648394481-768x1365.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09562935411600648394481-864x1536.jpg 864w, https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09562935411600648394481-1152x2048.jpg 1152w, https://2021tomoziblog.com/wp-content/uploads/2022/02/dsc_09562935411600648394481-scaled.jpg 1440w" sizes="auto, (max-width: 576px) 100vw, 576px" /></figure>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="576" height="1024" src="https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_115314-576x1024.jpg" alt="" class="wp-image-354" srcset="https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_115314-576x1024.jpg 576w, https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_115314-169x300.jpg 169w, https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_115314-768x1365.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_115314-864x1536.jpg 864w, https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_115314-1152x2048.jpg 1152w, https://2021tomoziblog.com/wp-content/uploads/2022/02/20211006_115314-scaled.jpg 1440w" sizes="auto, (max-width: 576px) 100vw, 576px" /></figure>



<p>なめたBBをとるには、ラスペネと柄の長いがっしり固定できる工具で開けれました。</p>



<p>なめないように、手を添えるのも大事</p>



<p>膠着しないようにグリスを塗るのも大事</p>



<p>回す方向を確認するのも大事</p>



<p>工具を選ぶのも大事</p>



<p>膠着してしまった。時は柄をパイプで延長しテコの原理を最大限に使う。</p>



<p>潤滑油を使う。最終手段はラスペネ</p>



<p>全てのネジ山なめてしまったら、万力のようなモンキーレンチであける。</p>



<p>それではよい自転車ライフを！</p>



<p><iframe style="width:120px;height:240px;" marginwidth="0" marginheight="0" scrolling="no" frameborder="0" src="https://rcm-fe.amazon-adsystem.com/e/cm?ref=tf_til&amp;t=2021tomozi-22&amp;m=amazon&amp;o=9&amp;p=8&amp;l=as1&amp;IS1=1&amp;detail=1&amp;asins=B07677TBQ6&amp;linkId=06da72a5b955e454280ac167cbfdb446&amp;bc1=ffffff&amp;lt1=_top&amp;fc1=333333&amp;lc1=0066c0&amp;bg1=ffffff&amp;f=ifr">
    </iframe></p>



<p><iframe style="width:120px;height:240px;" marginwidth="0" marginheight="0" scrolling="no" frameborder="0" src="https://rcm-fe.amazon-adsystem.com/e/cm?ref=tf_til&amp;t=2021tomozi-22&amp;m=amazon&amp;o=9&amp;p=8&amp;l=as1&amp;IS1=1&amp;detail=1&amp;asins=B008GZ62I0&amp;linkId=a87781d4db9a6c21691372a5aec79bc0&amp;bc1=ffffff&amp;lt1=_top&amp;fc1=333333&amp;lc1=0066c0&amp;bg1=ffffff&amp;f=ifr">
    </iframe></p>



<p><iframe style="width:120px;height:240px;" marginwidth="0" marginheight="0" scrolling="no" frameborder="0" src="https://rcm-fe.amazon-adsystem.com/e/cm?ref=tf_til&amp;t=2021tomozi-22&amp;m=amazon&amp;o=9&amp;p=8&amp;l=as1&amp;IS1=1&amp;detail=1&amp;asins=B079X3CYGB&amp;linkId=771db9336e6be2f7cf59e183896b3faa&amp;bc1=ffffff&amp;lt1=_top&amp;fc1=333333&amp;lc1=0066c0&amp;bg1=ffffff&amp;f=ifr">
    </iframe></p>



<p>※素人の私が実際におこなったカスタム方法を紹介してます。些細なことで事故につながる可能性があります。素人の方がカスタムする際は、細部に気をつけ自己責任で取り組んでください。</p>



<p><a rel="nofollow noopener" target="_blank" href="https://px.a8.net/svt/ejp?a8mat=3N8GN4+B0IPO2+4JDO+60OXD">
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<p><a rel="nofollow noopener" target="_blank" href="//af.moshimo.com/af/c/click?a_id=3381672&#038;p_id=2009&#038;pc_id=4072&#038;pl_id=35016&#038;url=https%3A%2F%2Fcyclecall.jp%2F" referrerpolicy="no-referrer-when-downgrade"><img decoding="async" src="https://image.moshimo.com/af-img/0661/000000035016.gif" style="border:none;"></a><img loading="lazy" decoding="async" src="//i.moshimo.com/af/i/impression?a_id=3381672&#038;p_id=2009&#038;pc_id=4072&#038;pl_id=35016" width="1" height="1" style="border:none;"></p>
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		<title>【チタン】ボトムブラケット交換</title>
		<link>https://2021tomoziblog.com/%e3%80%90%e3%83%81%e3%82%bf%e3%83%b3%e3%80%91%e3%83%9c%e3%83%88%e3%83%a0%e3%83%96%e3%83%a9%e3%82%b1%e3%83%83%e3%83%88%e4%ba%a4%e6%8f%9b/</link>
					<comments>https://2021tomoziblog.com/%e3%80%90%e3%83%81%e3%82%bf%e3%83%b3%e3%80%91%e3%83%9c%e3%83%88%e3%83%a0%e3%83%96%e3%83%a9%e3%82%b1%e3%83%83%e3%83%88%e4%ba%a4%e6%8f%9b/#respond</comments>
		
		<dc:creator><![CDATA[Tomozi2012]]></dc:creator>
		<pubDate>Sun, 02 Jan 2022 10:20:29 +0000</pubDate>
				<category><![CDATA[カスタム]]></category>
		<category><![CDATA[BB]]></category>
		<category><![CDATA[チタン]]></category>
		<category><![CDATA[ボトムブラケット]]></category>
		<category><![CDATA[ミニベロ]]></category>
		<category><![CDATA[改造]]></category>
		<category><![CDATA[魔改造]]></category>
		<guid isPermaLink="false">https://2021tomoziblog.com/?p=203</guid>

					<description><![CDATA[目次 BBをチタン軸で軽くて強いものにカスタムした話。愛車ミニベロを改造狙い買ったもの必要な工具交換方法感想 BBをチタン軸で軽くて強いものにカスタムした話。愛車ミニベロを改造 ボトムブラケットをチタンにカスタムします。 [&#8230;]]]></description>
										<content:encoded><![CDATA[

  <div id="toc" class="toc tnt-number toc-center tnt-number border-element"><input type="checkbox" class="toc-checkbox" id="toc-checkbox-10" checked><label class="toc-title" for="toc-checkbox-10">目次</label>
    <div class="toc-content">
    <ol class="toc-list open"><li><a href="#toc1" tabindex="0">BBをチタン軸で軽くて強いものにカスタムした話。愛車ミニベロを改造</a></li><li><a href="#toc2" tabindex="0">狙い</a></li><li><a href="#toc3" tabindex="0">買ったもの</a></li><li><a href="#toc4" tabindex="0">必要な工具</a></li><li><a href="#toc5" tabindex="0">交換方法</a></li><li><a href="#toc6" tabindex="0">感想</a></li></ol>
    </div>
  </div>

<h2 class="wp-block-heading"><span id="toc1">BBをチタン軸で軽くて強いものにカスタムした話。愛車ミニベロを改造</span></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="576" height="1024" src="https://2021tomoziblog.com/wp-content/uploads/2022/01/20211006_115019-576x1024.jpg" alt="" class="wp-image-239" srcset="https://2021tomoziblog.com/wp-content/uploads/2022/01/20211006_115019-576x1024.jpg 576w, https://2021tomoziblog.com/wp-content/uploads/2022/01/20211006_115019-169x300.jpg 169w, https://2021tomoziblog.com/wp-content/uploads/2022/01/20211006_115019-768x1365.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2022/01/20211006_115019-864x1536.jpg 864w, https://2021tomoziblog.com/wp-content/uploads/2022/01/20211006_115019-1152x2048.jpg 1152w, https://2021tomoziblog.com/wp-content/uploads/2022/01/20211006_115019-scaled.jpg 1440w" sizes="auto, (max-width: 576px) 100vw, 576px" /></figure>



<p>ボトムブラケットをチタンにカスタムします。Dahon Dash P8のボトムブラケットはスクウェアテーパーのものがついてました。確かBSAと言うメーカーだそうです。</p>



<h2 class="wp-block-heading"><span id="toc2">狙い</span></h2>



<p>狙いは軽量化と剛性です。</p>



<p>正直回転がいいとか、漕ぎやすいはよく解りませんでした。</p>



<p>回転→疲れない、漕ぎやすい、問題ないのでは？と言う感覚です。</p>



<h2 class="wp-block-heading"><span id="toc3">買ったもの</span></h2>



<p>ボトムブラケット:<a rel="noopener nofollow" target="_blank" href="https://www.amazon.co.jp/gp/product/B07MBMDFMV/ref=as_li_tl?ie=UTF8&amp;camp=247&amp;creative=1211&amp;creativeASIN=B07MBMDFMV&amp;linkCode=as2&amp;tag=2021tomozi-22&amp;linkId=3cdc71874f881a361bf43935deefab58">ACRZ ボトムブラケット Brompton用 スクエア テーパー チタン BB 自転車 パーツ</a></p>



<p><a rel="noopener nofollow" target="_blank" href="https://www.amazon.co.jp/gp/product/B07MBMDFMV/ref=as_li_tl?ie=UTF8&amp;camp=247&amp;creative=1211&amp;creativeASIN=B07MBMDFMV&amp;linkCode=as2&amp;tag=2021tomozi-22&amp;linkId=97df99cb208988ec759a649cfb4633fb"><img decoding="async" border="0" src="//ws-fe.amazon-adsystem.com/widgets/q?_encoding=UTF8&amp;MarketPlace=JP&amp;ASIN=B07MBMDFMV&amp;ServiceVersion=20070822&amp;ID=AsinImage&amp;WS=1&amp;Format=_SL250_&amp;tag=2021tomozi-22" /></a></p>



<p>軸長:119mm</p>



<p>軸に使われてるのがチタン。その他は7075アルミ</p>



<p>重量:148g</p>



<p>シマノに比べるとかなり軽い。シマノは防水とかに気をつけてるから重いらしい。</p>



<p>回転:問題ない。</p>



<h2 class="wp-block-heading"><span id="toc4">必要な工具</span></h2>



<p>ボトムブラケット用工具カートリッジ式</p>



<p><iframe style="width:120px;height:240px;" marginwidth="0" marginheight="0" scrolling="no" frameborder="0" src="https://rcm-fe.amazon-adsystem.com/e/cm?ref=tf_til&amp;t=2021tomozi-22&amp;m=amazon&amp;o=9&amp;p=8&amp;l=as1&amp;IS1=1&amp;detail=1&amp;asins=B098NHWHN1&amp;linkId=6682b79dd4d2fc7991b69f1977cbf3f6&amp;bc1=ffffff&amp;lt1=_top&amp;fc1=333333&amp;lc1=0066c0&amp;bg1=ffffff&amp;f=ifr">
    </iframe></p>



<p>ボトムブラケット用工具ホローテックⅡ式</p>



<p><iframe style="width:120px;height:240px;" marginwidth="0" marginheight="0" scrolling="no" frameborder="0" src="https://rcm-fe.amazon-adsystem.com/e/cm?ref=tf_til&amp;t=2021tomozi-22&amp;m=amazon&amp;o=9&amp;p=8&amp;l=as1&amp;IS1=1&amp;detail=1&amp;asins=B073ZD97WZ&amp;linkId=6c973ea38c9639984dce46827cbb1c19&amp;bc1=ffffff&amp;lt1=_top&amp;fc1=333333&amp;lc1=0066c0&amp;bg1=ffffff&amp;f=ifr">
    </iframe></p>



<p>後日違うものに買い換えています。そんなに使わないかたは安いので大丈夫です。</p>



<p>コッタレスクランク抜き</p>



<p><iframe style="width:120px;height:240px;" marginwidth="0" marginheight="0" scrolling="no" frameborder="0" src="https://rcm-fe.amazon-adsystem.com/e/cm?ref=tf_til&amp;t=2021tomozi-22&amp;m=amazon&amp;o=9&amp;p=8&amp;l=as1&amp;IS1=1&amp;detail=1&amp;asins=B000RW71AS&amp;linkId=fb643796944f0c40e48159bc5b5f29b0&amp;bc1=ffffff&amp;lt1=_top&amp;fc1=333333&amp;lc1=0066c0&amp;bg1=ffffff&amp;f=ifr">
    </iframe></p>



<p>モンキーレンチ</p>



<p><iframe frameborder="0" scrolling="no" style="width:120px;height:240px;" marginwidth="0" marginheight="0" src="https://rcm-fe.amazon-adsystem.com/e/cm?ref=tf_til&amp;t=2021tomozi-22&amp;m=amazon&amp;o=9&amp;p=8&amp;l=as1&amp;IS1=1&amp;detail=1&amp;asins=B08CK7255P&amp;linkId=1dcdd5328b141851478bb4b721116f22&amp;bc1=ffffff&amp;lt1=_top&amp;fc1=333333&amp;lc1=0066c0&amp;bg1=ffffff&amp;f=ifr">     </iframe></p>



<p>大きいのがいいです。BBは固いことが多いので力が掛けやすい。</p>



<p>六角レンチ</p>



<h2 class="wp-block-heading"><span id="toc5">交換方法</span></h2>



<p>まずチェーンをBBのところへかける。</p>



<p>クランクボルトを外す</p>



<p>コッタレスクランク抜きをクランクボルトのところへ入れる。</p>



<p>モンキーレンチで挟んで回ししめると、クランクが押し出されて抜ける。</p>



<p>カートリッジ式のBB工具をモンキーレンチで挟み回してはずす。</p>



<p>チェーンリング側の右は反時計回りではずす</p>



<p>左足を乗せる左は時計回ります。</p>



<p>BBの穴を洗浄する。パーツクリーナー使いました。</p>



<p>新しいBBをつける。今回のACRZのボトムブラケットは特殊でホローテックⅡの工具でつけます。回す方向が書いてますので解りやすい。</p>



<p>クランクつけて、クランクボルトを締めます。</p>



<p>チェーンを戻して終了</p>



<h2 class="wp-block-heading"><span id="toc6">感想</span></h2>



<p>やはりチタンは軽い。回転は普通です。ペダル重くなければそれで良いのでは。後チタンで5000円は安い</p>



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