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	<title>ブレーキレバー  |  素人から素人のための自転車遊</title>
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	<description>Enjoy 自転車 旅 グルメ キャンプ アフィリエイト</description>
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		<title>折り畳み自転車を2✕12速するには?</title>
		<link>https://2021tomoziblog.com/%e6%8a%98%e3%82%8a%e7%95%b3%e3%81%bf%e8%87%aa%e8%bb%a2%e8%bb%8a%e3%82%922%e2%9c%9512%e9%80%9f%e3%81%99%e3%82%8b%e3%81%ab%e3%81%af/</link>
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		<dc:creator><![CDATA[Tomozi2012]]></dc:creator>
		<pubDate>Sat, 23 Aug 2025 10:04:43 +0000</pubDate>
				<category><![CDATA[カスタム]]></category>
		<category><![CDATA[自転車]]></category>
		<category><![CDATA[105]]></category>
		<category><![CDATA[12s]]></category>
		<category><![CDATA[12速]]></category>
		<category><![CDATA[2✕12速]]></category>
		<category><![CDATA[2✕12速化]]></category>
		<category><![CDATA[2✕12ｓ]]></category>
		<category><![CDATA[36t]]></category>
		<category><![CDATA[Dahon dash P8]]></category>
		<category><![CDATA[HGハブ]]></category>
		<category><![CDATA[ogkカブト]]></category>
		<category><![CDATA[SENSAH]]></category>
		<category><![CDATA[shimano]]></category>
		<category><![CDATA[TEAM PRO]]></category>
		<category><![CDATA[アルテグラ]]></category>
		<category><![CDATA[エンド幅]]></category>
		<category><![CDATA[カブト]]></category>
		<category><![CDATA[カーボン]]></category>
		<category><![CDATA[カーボンドロップハンドル]]></category>
		<category><![CDATA[ギヤ比1]]></category>
		<category><![CDATA[クランク]]></category>
		<category><![CDATA[シフター]]></category>
		<category><![CDATA[シマノ]]></category>
		<category><![CDATA[スプロケット]]></category>
		<category><![CDATA[チェーン]]></category>
		<category><![CDATA[ディラエース]]></category>
		<category><![CDATA[ディラエースチェーン]]></category>
		<category><![CDATA[ディレイラー]]></category>
		<category><![CDATA[ドロップハンドル]]></category>
		<category><![CDATA[バーテープ]]></category>
		<category><![CDATA[ブレーキレバー]]></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[改造]]></category>
		<category><![CDATA[機械式]]></category>
		<category><![CDATA[油圧]]></category>
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					<description><![CDATA[次の愛車候補を考えている時に思うのが、やはり金額がネックです。次期愛車候補はPacific REACHフレームセットで2025年8月現在で22万円する(^_^;) 今の愛車が壊れてしまってからでは、すぐには買えない。そこ [&#8230;]]]></description>
										<content:encoded><![CDATA[
<p>次の愛車候補を考えている時に思うのが、やはり金額がネックです。次期愛車候補はPacific REACHフレームセットで2025年8月現在で22万円する(^_^;)</p>



<figure class="wp-block-image size-large"><img fetchpriority="high" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2025/08/reach_feature2_ex23261121059603824444-1024x768.jpg" alt="" class="wp-image-5061" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/reach_feature2_ex23261121059603824444-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2025/08/reach_feature2_ex23261121059603824444-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2025/08/reach_feature2_ex23261121059603824444-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/reach_feature2_ex23261121059603824444-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2025/08/reach_feature2_ex23261121059603824444.jpg 1600w" sizes="(max-width: 1024px) 100vw, 1024px" /><figcaption class="wp-element-caption"><a rel="nofollow noopener" target="_blank" href="https://pacific-cycles-japan.com/reach/index.html">公式HPより</a></figcaption></figure>



<p>今の愛車が壊れてしまってからでは、すぐには買えない。そこで、今から1ヶ月1パーツくらいで自転車部品貯蓄をしてこうと思う&#x2728;</p>



<p>なるべく新しいドライブトレインがいいな→</p>



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<p>シマノ12速スプロケットでHGハブにつけれるやつあるじゃない&#x2728;しかも36ｔがある&#x2728;</p>



<p>ちょっといろいろ調べて考察、妄想爆発させようｗ</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">折り畳み自転車12速の壁</a></li><li><a href="#toc2" tabindex="0">それぞれ打開策と楽しさ</a></li><li><a href="#toc3" tabindex="0">実際に揃えてくパーツ</a></li><li><a href="#toc4" tabindex="0">SENSAHシフター性能問題</a></li><li><a href="#toc5" tabindex="0">まとめ</a></li></ol>
    </div>
  </div>

<h2 class="wp-block-heading"><span id="toc1">折り畳み自転車12速の壁</span></h2>



<p>１，まずはエンド幅（車輪の幅）</p>



<p>シマノ系は11速130ｍｍ135ｍｍで12速は142ｍｍ</p>



<p>これは折り畳み自転車にとって重要で折り畳みサイズが大きくなってします。</p>



<p>そもそもそんなフレームは少ないです(^_^;)カラクルコージーがあったかも。</p>



<p>ちなみにPacific REACHは135ｍｍ</p>



<p>２，油圧ディスクブレーキ</p>



<p>ディスクブレーキ台座がついているミニベロは少ないです。ミニベロ界で増えてはきてますが、まだまだ少ない。</p>



<p>更に油圧となると畳む折り畳み自転車は、ホースを曲げることになり空気が入ってブレーキが効かなくなります。</p>



<p>※追記: Xフォロワーさん2人よりホース以外と曲げて大丈夫だと言うことです。大事なのはエア抜きだそうで。エア抜きが不十分だと曲げた時、エアかみがおきやすいそうです。</p>



<p>３，シマノSTIは105グレード以上は油圧ディスクブレーキのみ</p>



<p>４，そもそも折り畳み自転車に24速もいらないじゃんｗ</p>



<p>御もっともｗ</p>



<h2 class="wp-block-heading"><span id="toc2">それぞれ打開策と楽しさ</span></h2>



<p>１，エンド幅135ｍｍ以下のHGハブにつくスプロケットがありました。</p>



<p><a rel="nofollow noopener" target="_blank" href="https://amzn.to/3HDRIN3">CS-HG710 12S 11-36T</a></p>



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<p>11速のHGハブにつけれる12速スプロケットです。しかも、３６ｔまであります。ギヤ比１が可能です。これが一番嬉しい。</p>



<p>トップギヤが10tではないですが、本当に必要か、そんなにスピード出すのか？と思うので。</p>



<p>２，油圧ディスクブレーキ</p>



<p>ディスクブレーキは使ってみたいですが、油圧でなくてもいいし、キャリパーの部分だけ油圧になっている機械式レバーで引けるディスクブレーキもある。</p>



<p>Juin TECH F1(2ピストンHVキャリパー)</p>



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<p>機械式のレバーがあればいい。</p>



<p>３，シマノSTIは105以上油圧ディスクブレーキ</p>



<p>中華系でシマノ互換性あるやつありました。SENSAH(センサー) TEAM PRO</p>



<p>その他電動コンポと言うてもあいますが、電気なくても走りたいので。</p>



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<p>機械式でリムを引けて、カーボンで、シマノに比べ安価、SRAMの元設計者が設計している。</p>



<p>今の中華はあたりはすごく当たりだと思います。使ってみないとわかりませんが。</p>



<p>変速方法は簡単、浅くレバーを押すとシフトアップ、深く押すとダウンです。</p>



<p>その他はL-Twoと言う中華メーカーがあります。</p>



<p>見た目もかっこよくない？レバーが1本でシンプル。</p>



<p>４，折り畳み自転車に24速もいるの？</p>



<p>いえ、いらないと思います(^_^;)</p>



<p>じゃー何で2✕12速したいの？</p>



<p>面白いからです。（1番の理由は）</p>



<p>その他はクロスレシオのギヤ構成なおかつ、ギヤ比1以下にしたかった。（どこへでも行ける旅使用のため）、ドロップハンドル使って見たかった、なるべく新しいコンポにしたかった。</p>



<h2 class="wp-block-heading"><span id="toc3">実際に揃えてくパーツ</span></h2>



<p>ボトムブラケット、SHIMANO（シマノ） DURA-ACE BB-R9100</p>



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msmaflink({"n":"シマノ(SHIMANO) DURA-ACE デュラエース R9100シリーズ ロード用ボトムブラケット BB-R9100 BSA 33544","b":"シマノ(SHIMANO)","t":"FBA_33544","d":"https:\/\/m.media-amazon.com","c_p":"\/images\/I","p":["\/21LWPdbZUWL._SL500_.jpg","\/41g7TMFAcXL._SL500_.jpg","\/41bV-R7VcJL._SL500_.jpg","\/41lkqrF6M-L._SL500_.jpg"],"u":{"u":"https:\/\/www.amazon.co.jp\/dp\/B01ID3PO1U","t":"amazon","r_v":""},"v":"2.1","b_l":[{"id":1,"u_tx":"Amazonで見る","u_bc":"#f79256","u_url":"https:\/\/www.amazon.co.jp\/dp\/B01ID3PO1U","a_id":3089987,"p_id":170,"pl_id":27060,"pc_id":185,"s_n":"amazon","u_so":1},{"id":2,"u_tx":"楽天市場で見る","u_bc":"#f76956","u_url":"https:\/\/search.rakuten.co.jp\/search\/mall\/%E3%82%B7%E3%83%9E%E3%83%8E(SHIMANO)%20DURA-ACE%20%E3%83%87%E3%83%A5%E3%83%A9%E3%82%A8%E3%83%BC%E3%82%B9%20R9100%E3%82%B7%E3%83%AA%E3%83%BC%E3%82%BA%20%E3%83%AD%E3%83%BC%E3%83%89%E7%94%A8%E3%83%9C%E3%83%88%E3%83%A0%E3%83%96%E3%83%A9%E3%82%B1%E3%83%83%E3%83%88%20BB-R9100%20BSA%2033544\/","a_id":3085634,"p_id":54,"pl_id":27059,"pc_id":54,"s_n":"rakuten","u_so":2},{"id":3,"u_tx":"Yahoo!ショッピングで見る","u_bc":"#66a7ff","u_url":"https:\/\/shopping.yahoo.co.jp\/search?first=1\u0026p=%E3%82%B7%E3%83%9E%E3%83%8E(SHIMANO)%20DURA-ACE%20%E3%83%87%E3%83%A5%E3%83%A9%E3%82%A8%E3%83%BC%E3%82%B9%20R9100%E3%82%B7%E3%83%AA%E3%83%BC%E3%82%BA%20%E3%83%AD%E3%83%BC%E3%83%89%E7%94%A8%E3%83%9C%E3%83%88%E3%83%A0%E3%83%96%E3%83%A9%E3%82%B1%E3%83%83%E3%83%88%20BB-R9100%20BSA%2033544","a_id":3344939,"p_id":1225,"pl_id":27061,"pc_id":1925,"s_n":"yahoo","u_so":3}],"eid":"VixCz","s":"s"});
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<p>シマノの最上級グレードで5000円以下（2025年8月）です。ディラエースにしましょう&#x2600;&#xfe0f;</p>



<p>クランク、アルテグラ FC-R8100</p>



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<p>大体700ｇほど105でもいいのですがクランクが一番重量差がでるので。ディラエースはさすがに手が出ないｗ</p>



<p>SENSAH(センサー) TEAM PRO 炭素繊維変速ブレーキレバー左右セット(2x12S)</p>



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<p>シマノ互換性があるそうです。</p>



<p>シマノ(SHIMANO) 105 CS-HG710 12S 11-36</p>



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<p>シマノHGハブ（11速用）につく12速スプロケットです。</p>



<p>チェーラインが内側に寄りすぎないか不安ですが。こればっかりはやってみないと。</p>



<p>シマノ(SHIMANO) RD-R7100 12S SS 対応CS</p>



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<p>リヤディレイラーで36ｔまでひけるのは105までなそうな。</p>



<p>シマノ(SHIMANO) CN-M9100 12S 116L</p>



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<p>ディラエースチェーンはコスパがいいです。</p>



<p>カーボンドロップハンドル Amazonで買える。一番安いの。</p>



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<p>カーボンドロップハンドルに憧れがありますが、ちと高いので実用性ありなものを探しました。</p>



<p>OGKカブトのソフトタイプバーテープ</p>



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<p>OGKカブトはコスパいいですよね&#x2600;&#xfe0f;</p>



<h2 class="wp-block-heading"><span id="toc4">SENSAHシフター性能問題</span></h2>



<figure class="wp-block-image size-large"><img decoding="async" width="1024" height="1024" src="https://2021tomoziblog.com/wp-content/uploads/2025/08/91ab0j1xetl8682408095583883102-1024x1024.jpg" alt="" class="wp-image-5086" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/91ab0j1xetl8682408095583883102-1024x1024.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2025/08/91ab0j1xetl8682408095583883102-300x300.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2025/08/91ab0j1xetl8682408095583883102-150x150.jpg 150w, https://2021tomoziblog.com/wp-content/uploads/2025/08/91ab0j1xetl8682408095583883102-768x768.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/91ab0j1xetl8682408095583883102-1536x1536.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2025/08/91ab0j1xetl8682408095583883102.jpg 2000w" sizes="(max-width: 1024px) 100vw, 1024px" /></figure>



<p>メジャーメーカーではないですし、出来たばかりのメーカーで過去にも不具合があったとXのフォロワーさんから聞きました。</p>



<p>2022年ごろ9速のSENSAHシフターで2回スプロケットの歯とびがあったそうです。</p>



<p>そこでYouTubeやブログを調べなおしてみました。L-TWOの方はよくないと言う動画は出てきましたが他はよくないとは出てこなかったです。今のところ。</p>



<p>デメリットも出てきてます。</p>



<p>間違いがおきやすい変速方法、シフトダウン時に大きくレバー動かすのでロングライドむきではない？レース向きではない。変速に慣れが必要。あ、でも今はもっと疲れるシフト操作方法していて120kmライドしたので大丈夫だと思います。</p>



<p>以上をふまえてSENSAH TEAM PROシフターにトライしてみたいと思います。</p>



<h2 class="wp-block-heading"><span id="toc5">まとめ</span></h2>



<p>シフターだけSENSAHにして他はシマノでいきます&#x2600;&#xfe0f;</p>



<p>今はディオーレ５１ｔスプロケットが600ｇ以上あるのでそんなに重量増しないと思います。</p>



<p>ブルホーンもゲルクッションなど付けているのでカーボンドロップハンドルにすると軽くなるかもしれません。</p>



<p>ギヤ比も１になりヒルクライムもロングライドいける使用になると思う。</p>



<p>今のブルホーン✕スプロケット５１ｔスタイルも気に入っていますが、</p>



<p>カスタム欲にはかてないｗ</p>



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