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	<title>おすすめ  |  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>マイNo.1ベスト451タイヤ</title>
		<link>https://2021tomoziblog.com/%e3%83%9e%e3%82%a4no-1%e3%83%99%e3%82%b9%e3%83%88451%e3%82%bf%e3%82%a4%e3%83%a4/</link>
					<comments>https://2021tomoziblog.com/%e3%83%9e%e3%82%a4no-1%e3%83%99%e3%82%b9%e3%83%88451%e3%82%bf%e3%82%a4%e3%83%a4/#respond</comments>
		
		<dc:creator><![CDATA[Tomozi2012]]></dc:creator>
		<pubDate>Sun, 31 Aug 2025 08:50:23 +0000</pubDate>
				<category><![CDATA[カスタム]]></category>
		<category><![CDATA[ポタリング]]></category>
		<category><![CDATA[20]]></category>
		<category><![CDATA[20×1.1/8]]></category>
		<category><![CDATA[20×1.3/8]]></category>
		<category><![CDATA[20インチ]]></category>
		<category><![CDATA[451]]></category>
		<category><![CDATA[451タイヤ]]></category>
		<category><![CDATA[Dahon dash P8]]></category>
		<category><![CDATA[IRC]]></category>
		<category><![CDATA[Maxxis]]></category>
		<category><![CDATA[siren comp]]></category>
		<category><![CDATA[TPU]]></category>
		<category><![CDATA[TPUチューブ]]></category>
		<category><![CDATA[おすすめ]]></category>
		<category><![CDATA[サイレン コンプ]]></category>
		<category><![CDATA[タイヤ]]></category>
		<category><![CDATA[タイヤ交換]]></category>
		<category><![CDATA[デトネイター]]></category>
		<category><![CDATA[ミニベロ]]></category>
		<category><![CDATA[ラテックス]]></category>
		<category><![CDATA[ロードライト]]></category>
		<category><![CDATA[折り畳み自転車]]></category>
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					<description><![CDATA[IRCロードライトを使用してたのですが、チューブを交換してみるとサイドが膨らんでタイヤが一回転するたびにガタンとなるようになってしまいました(^_^;) 新タイヤIRCサイレンコンプ20✕1.3/8に交換します&#x27 [&#8230;]]]></description>
										<content:encoded><![CDATA[
<p><a rel="follow noopener" target="_blank" href="https://2021tomoziblog.com/irc%e3%83%ad%e3%83%bc%e3%83%89%e3%83%a9%e3%82%a4%e3%83%88%e3%81%ab%e3%82%bf%e3%82%a4%e3%83%a4%e4%ba%a4%e6%8f%9b%e3%80%90%e3%83%9f%e3%83%8b%e3%83%99%e3%83%ad%e3%80%91/">IRCロードライト</a>を使用してたのですが、<a rel="noopener follow" target="_blank" href="https://2021tomoziblog.com/tpu%e3%82%a4%e3%83%b3%e3%83%8a%e3%83%bc%e3%83%81%e3%83%a5%e3%83%bc%e3%83%96%e3%81%8b%e3%82%89%e3%83%96%e3%83%81%e3%83%ab%e3%82%b4%e3%83%a0%e3%83%81%e3%83%a5%e3%83%bc%e3%83%96%e3%81%ab%e6%88%bb/">チューブを交換してみると</a>サイドが膨らんでタイヤが一回転するたびにガタンとなるようになってしまいました(^_^;)</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/dsc_44756397915170910451251-1024x768.jpg" alt="" class="wp-image-5204" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44756397915170910451251-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44756397915170910451251-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44756397915170910451251-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44756397915170910451251-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44756397915170910451251.jpg 2000w" sizes="(max-width: 1024px) 100vw, 1024px" /></figure>



<p>新タイヤIRCサイレンコンプ20✕1.3/8に交換します&#x2728;</p>



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msmaflink({"n":"アイアールシータイヤ(IRC tire) 自転車 タイヤ SIREN COMP サイレン コンプ 20×1.50 1本 19523F","b":"アイアールシー(iRC Tire)","t":"19523F","d":"https:\/\/m.media-amazon.com","c_p":"\/images\/I","p":["\/31tcIKcR1QL._SL500_.jpg","\/41E1dbLoJqL._SL500_.jpg","\/31YwVhcSzNL._SL500_.jpg"],"u":{"u":"https:\/\/www.amazon.co.jp\/dp\/B09DVJ2V7J","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\/B09DVJ2V7J","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%A2%E3%82%A4%E3%82%A2%E3%83%BC%E3%83%AB%E3%82%B7%E3%83%BC%E3%82%BF%E3%82%A4%E3%83%A4(IRC%20tire)%20%E8%87%AA%E8%BB%A2%E8%BB%8A%20%E3%82%BF%E3%82%A4%E3%83%A4%20SIREN%20COMP%20%E3%82%B5%E3%82%A4%E3%83%AC%E3%83%B3%20%E3%82%B3%E3%83%B3%E3%83%97%2020%C3%971.50%201%E6%9C%AC%2019523F\/","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%A2%E3%82%A4%E3%82%A2%E3%83%BC%E3%83%AB%E3%82%B7%E3%83%BC%E3%82%BF%E3%82%A4%E3%83%A4(IRC%20tire)%20%E8%87%AA%E8%BB%A2%E8%BB%8A%20%E3%82%BF%E3%82%A4%E3%83%A4%20SIREN%20COMP%20%E3%82%B5%E3%82%A4%E3%83%AC%E3%83%B3%20%E3%82%B3%E3%83%B3%E3%83%97%2020%C3%971.50%201%E6%9C%AC%2019523F","a_id":3344939,"p_id":1225,"pl_id":27061,"pc_id":1925,"s_n":"yahoo","u_so":3}],"eid":"qxsBq","s":"s"});
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<div id="msmaflink-qxsBq">リンク</div>
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<p>IRCロードライトがどれくらいもったか、新タイヤはどんなものか話ていきます&#x2600;&#xfe0f;</p>



<p>結果から言うと今までで一番良いです&#x2728;初めてスポーツ自転車に乗った時の爽快感を思い出しました&#x2728;</p>



<p><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%91%e3%83%99%e3%82%b9%e3%83%88451%e3%82%bf%e3%82%a4%e3%83%a4/">※私のタイヤ歴</a></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">IRCサイレンコンプどんなタイヤ？</a></li><li><a href="#toc2" tabindex="0">交換</a></li><li><a href="#toc3" tabindex="0">試走</a></li><li><a href="#toc4" tabindex="0">IRCロードライト感想</a></li><li><a href="#toc5" tabindex="0">まとめ</a></li></ol>
    </div>
  </div>

<h2 class="wp-block-heading"><span id="toc1">IRCサイレンコンプどんなタイヤ？</span></h2>



<figure class="wp-block-image size-large"><img decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44743248267152188054966-1024x768.jpg" alt="" class="wp-image-5206" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44743248267152188054966-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44743248267152188054966-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44743248267152188054966-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44743248267152188054966-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44743248267152188054966.jpg 2000w" sizes="(max-width: 1024px) 100vw, 1024px" /></figure>



<p>井上ゴム(IRC)と言う日本のメーカーが作ったタイヤです。サイズの種類が多いです。</p>



<p>メーカーはBMXレースタイヤと言う位置づけ。</p>



<p>ケブラービート</p>



<p>サイズは20✕1.3/8 451サイズで幅は37ｃほど(他にサイズ多数)</p>



<p>重量は240gほど、これはワイヤービートで28ｃのシュワルベワンが280ｇなのでかなり軽い。</p>



<figure class="wp-block-image size-large"><img decoding="async" width="469" height="1024" src="https://2021tomoziblog.com/wp-content/uploads/2025/08/image_editor_output_image-906776486-17566300939018461922318444158096-469x1024.jpg" alt="" class="wp-image-5231" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/image_editor_output_image-906776486-17566300939018461922318444158096-469x1024.jpg 469w, https://2021tomoziblog.com/wp-content/uploads/2025/08/image_editor_output_image-906776486-17566300939018461922318444158096-137x300.jpg 137w, https://2021tomoziblog.com/wp-content/uploads/2025/08/image_editor_output_image-906776486-17566300939018461922318444158096-768x1677.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/image_editor_output_image-906776486-17566300939018461922318444158096-703x1536.jpg 703w, https://2021tomoziblog.com/wp-content/uploads/2025/08/image_editor_output_image-906776486-17566300939018461922318444158096.jpg 916w" sizes="(max-width: 469px) 100vw, 469px" /></figure>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="927" height="1024" src="https://2021tomoziblog.com/wp-content/uploads/2025/08/image_editor_output_image-909547049-1756629993153817928063920976446-927x1024.jpg" alt="" class="wp-image-5230" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/image_editor_output_image-909547049-1756629993153817928063920976446-927x1024.jpg 927w, https://2021tomoziblog.com/wp-content/uploads/2025/08/image_editor_output_image-909547049-1756629993153817928063920976446-272x300.jpg 272w, https://2021tomoziblog.com/wp-content/uploads/2025/08/image_editor_output_image-909547049-1756629993153817928063920976446-768x848.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/image_editor_output_image-909547049-1756629993153817928063920976446.jpg 1268w" sizes="auto, (max-width: 927px) 100vw, 927px" /></figure>



<p>中央がスリックタイヤになっていて、サイドにトレッドが入っている。</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/2025/08/dsc_44763856833497951237677-1024x768.jpg" alt="" class="wp-image-5220" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44763856833497951237677-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44763856833497951237677-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44763856833497951237677-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44763856833497951237677-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44763856833497951237677.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>前はロードライトからサイレンコンプに</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44775110745237967622858-1024x768.jpg" alt="" class="wp-image-5221" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44775110745237967622858-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44775110745237967622858-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44775110745237967622858-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44775110745237967622858-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44775110745237967622858.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>後はシュワルベワンからMAXXIS デトネイター 451サイズ３７ｃ330ｇに。</p>



<p>シュワルベは10ヶ月以上前から使っています。まだ使えますが、以前使ってたMAXXISに交換。</p>



<p><a rel="noopener follow" target="_blank" href="https://2021tomoziblog.com/%e4%ba%a4%e6%8f%9b%e3%81%a7%e3%82%bf%e3%82%a4%e3%83%a4%e3%82%92%e5%a4%aa%e3%81%8f%e3%81%99%e3%81%97%e3%81%9f%e3%80%90%e3%83%9f%e3%83%8b%e3%83%99%e3%83%ad%e3%82%ab%e3%82%b9%e3%82%bf%e3%83%a0%e3%80%91/">MAXXISタイヤ導入記事</a></p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44706520697463757361205-1024x768.jpg" alt="" class="wp-image-5210" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44706520697463757361205-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44706520697463757361205-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44706520697463757361205-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44706520697463757361205-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44706520697463757361205.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/2025/08/dsc_44715139574003451965017-1024x768.jpg" alt="" class="wp-image-5209" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44715139574003451965017-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44715139574003451965017-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44715139574003451965017-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44715139574003451965017-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44715139574003451965017.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/2025/08/dsc_44722098801792997962110-1024x768.jpg" alt="" class="wp-image-5208" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44722098801792997962110-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44722098801792997962110-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44722098801792997962110-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44722098801792997962110-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44722098801792997962110.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>前輪写真撮り忘れました(^_^;)</p>



<p>交換方法は空気抜く、タイヤレバーで片方外す、チューブ取る、タイヤもう片方外す、逆の順番で付けていく、チューブ入れたら少し空気入れてタイヤはめるとチューブ噛みづらい。</p>



<h2 class="wp-block-heading"><span id="toc3">試走</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/2025/08/dsc_44873049109145886716475-1024x768.jpg" alt="" class="wp-image-5215" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44873049109145886716475-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44873049109145886716475-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44873049109145886716475-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44873049109145886716475-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44873049109145886716475.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>落合川と黒目川を10kmくらい</p>



<figure class="wp-block-image"><img loading="lazy" decoding="async" width="768" height="1024" src="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44883839954347068795800-768x1024.jpg" alt="" class="wp-image-5211" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44883839954347068795800-768x1024.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44883839954347068795800-225x300.jpg 225w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44883839954347068795800-1152x1536.jpg 1152w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44883839954347068795800.jpg 1500w" sizes="auto, (max-width: 768px) 100vw, 768px" /></figure>



<p>落合川&#x2600;&#xfe0f;草ぼうぼうですね～</p>



<figure class="wp-block-image"><img loading="lazy" decoding="async" width="768" height="1024" src="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44891105224577447354888-768x1024.jpg" alt="" class="wp-image-5214" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44891105224577447354888-768x1024.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44891105224577447354888-225x300.jpg 225w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44891105224577447354888-1152x1536.jpg 1152w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44891105224577447354888.jpg 1500w" sizes="auto, (max-width: 768px) 100vw, 768px" /></figure>



<p>いつものチェアリングスポット</p>



<figure class="wp-block-image"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44903402035993229139621-1024x768.jpg" alt="" class="wp-image-5212" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44903402035993229139621-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44903402035993229139621-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44903402035993229139621-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44903402035993229139621-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44903402035993229139621.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/2025/08/dsc_44915065627012081515388-1024x768.jpg" alt="" class="wp-image-5213" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44915065627012081515388-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44915065627012081515388-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44915065627012081515388-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44915065627012081515388-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44915065627012081515388.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>カモいますね&#x2600;&#xfe0f;</p>



<figure class="wp-block-image"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44927836837860600700843-1024x768.jpg" alt="" class="wp-image-5216" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44927836837860600700843-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44927836837860600700843-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44927836837860600700843-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44927836837860600700843-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44927836837860600700843.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>落合川の端まで来ました&#x2600;&#xfe0f;湧き水スポットです。</p>



<figure class="wp-block-image"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44932542808551436489813-1024x768.jpg" alt="" class="wp-image-5218" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44932542808551436489813-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44932542808551436489813-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44932542808551436489813-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44932542808551436489813-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44932542808551436489813.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/2025/08/dsc_44946508551582559321361-1024x768.jpg" alt="" class="wp-image-5217" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44946508551582559321361-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44946508551582559321361-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44946508551582559321361-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44946508551582559321361-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44946508551582559321361.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>黒目川の鯉スポット&#x2600;&#xfe0f;鯉いっぱい&#x2728;今日は亀も</p>



<figure class="wp-block-image"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44958765327071750690627-1024x768.jpg" alt="" class="wp-image-5219" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44958765327071750690627-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44958765327071750690627-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44958765327071750690627-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44958765327071750690627-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44958765327071750690627.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p>快適だ&#x2728;</p>



<h2 class="wp-block-heading"><span id="toc4">IRCロードライト感想</span></h2>



<p><a rel="noopener follow" target="_blank" href="https://2021tomoziblog.com/irc%e3%83%ad%e3%83%bc%e3%83%89%e3%83%a9%e3%82%a4%e3%83%88%e3%81%ab%e3%82%bf%e3%82%a4%e3%83%a4%e4%ba%a4%e6%8f%9b%e3%80%90%e3%83%9f%e3%83%8b%e3%83%99%e3%83%ad%e3%80%91/">IRCロードライト導入記事</a></p>



<p>走った距離は5000ｋｍ以上10ヶ月以上ちゃんと距離を測ったわけではないです。</p>



<p>200ｇでめちゃ軽く、衝撃吸収よし、転がりよしでした。</p>



<p>毎日乗る私にとってはヘリが速かったです。</p>



<h2 class="wp-block-heading"><span id="toc5">まとめ</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/2025/08/dsc_44785900990492660329379-1024x768.jpg" alt="" class="wp-image-5226" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44785900990492660329379-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44785900990492660329379-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44785900990492660329379-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44785900990492660329379-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44785900990492660329379.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /><figcaption class="wp-element-caption">交換後</figcaption></figure>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://2021tomoziblog.com/wp-content/uploads/2025/07/dsc_42516353634071580259282-1024x768.jpg" alt="" class="wp-image-5009" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/07/dsc_42516353634071580259282-1024x768.jpg 1024w, https://2021tomoziblog.com/wp-content/uploads/2025/07/dsc_42516353634071580259282-300x225.jpg 300w, https://2021tomoziblog.com/wp-content/uploads/2025/07/dsc_42516353634071580259282-768x576.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/07/dsc_42516353634071580259282-1536x1152.jpg 1536w, https://2021tomoziblog.com/wp-content/uploads/2025/07/dsc_42516353634071580259282.jpg 2000w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /><figcaption class="wp-element-caption">交換前</figcaption></figure>



<p>タイヤが太くなりワイルドになった&#x2600;&#xfe0f;でっかいスプロケットとフロントシングルがグランベルミニベロのように見えますね&#x2600;&#xfe0f;</p>



<p>ギヤ比1以下の激坂を登れるグランベルミニベロ&#x2600;&#xfe0f;</p>



<p>前輪をIRCサイレンコンプに交換して、初めてスポーツ自転車に乗った爽快感を思い出しました。</p>



<p>今まで使用したタイヤの中で一番私にあっています。</p>



<p>転がりもいいです。タイヤが山になっているので路面接地面が少ないみたいです。真ん中がスリックになっているのもいいですね。</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="768" height="1024" src="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44798322627379974627707-768x1024.jpg" alt="" class="wp-image-5227" srcset="https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44798322627379974627707-768x1024.jpg 768w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44798322627379974627707-225x300.jpg 225w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44798322627379974627707-1152x1536.jpg 1152w, https://2021tomoziblog.com/wp-content/uploads/2025/08/dsc_44798322627379974627707.jpg 1500w" sizes="auto, (max-width: 768px) 100vw, 768px" /></figure>



<p>車道から歩道へ乗り上げもいい感じです。</p>



<figure class="wp-block-video"><video height="1080" style="aspect-ratio: 1920 / 1080;" width="1920" controls src="https://2021tomoziblog.com/wp-content/uploads/2025/08/MOV_4473.mp4"></video></figure>



<p>これは後輪の動画ですが、前輪はもっと跳ねました(別に前輪の動画撮り忘れてないよｗ)</p>



<p>エアーボリューム大切です。今まで衝撃があった道もたいしたことなくなりました。</p>



<p>ロングライドに疲労軽減できいい効果だと思います。</p>



<p>タイヤの周長も長くなったのでスピードも出しやすくなりました。</p>



<p>軽量なタイヤと耐久性のあるシュワルベのようなチューブと組み合わせもいいと思います。</p>



<p>後は耐久性はどんなものかが気になるところです。後輪にもインストールした時も気になります&#x2600;&#xfe0f;またブログ書きますね&#x2728;</p>



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