{"product_id":"alloy-24mm-short-crankset-155mm","title":"Alloy 24mm Short Crankset-155mm","description":"\u003cp style=\"margin-top: 80px; font-size: 25px; line-height: 1.7; color: #f0f0f0;\"\u003eOur Direct Mount alloy short cranksets have a 24–24 mm axle that is easy to install and will work with all 68 mm road frame bottom bracket standards. We’ve included a how-to guide for installing a 1x chainring or a direct-mount power meter. Available in compact, mid-compact, and standard chainring options with 145 mm, 150 mm, and 155 mm crank lengths.\u003c\/p\u003e\n\n\u003cscript type=\"module\" src=\"https:\/\/unpkg.com\/@google\/model-viewer\/dist\/model-viewer.min.js\"\u003e\u003c\/script\u003e\n\n\u003cdiv style=\"width:100%; max-width:950px; margin:40px auto 70px; border-radius:12px; overflow:hidden; background:#ffffff; border:1px solid #222;\"\u003e\n  \u003cmodel-viewer src=\"https:\/\/cdn.shopify.com\/3d\/models\/2ead64aef8771b6d\/Crankshaft2.glb\" alt=\"JCOB Direct Mount Short Crankset 3D Model\" style=\"width:100%; height:520px; background:#e5e5e5;\" camera-controls auto-rotate rotation-per-second=\"20deg\" shadow-intensity=\"1\" exposure=\"1\" touch-action=\"pan-y\"\u003e\n  \u003c\/model-viewer\u003e\n\u003c\/div\u003e\n\n\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin:20px 0;\"\u003e\n\n  \u003ca style=\"flex:1;min-width:250px;max-width:320px;padding:12px 16px;\n            border:1px solid #c5a46d;border-radius:12px;text-decoration:none;\n            color:#fff;background:transparent;text-align:center;transition:all 0.3s ease;\" href=\"https:\/\/www.jcobcycling.com\/blogs\/setup-installation-equipment\/installing-a-1x-or-power-meter-on-jcob-cranks\"\u003e\n    \u003cstrong\u003ePower Meter \/ 1X Chainring Installation Guide\u003c\/strong\u003e\n  \u003c\/a\u003e\n\n  \u003ca style=\"flex:1;min-width:250px;max-width:320px;padding:12px 16px;\n            border:1px solid #c5a46d;border-radius:12px;text-decoration:none;\n            color:#fff;background:transparent;text-align:center;transition:all 0.3s ease;\" href=\"https:\/\/www.jcobcycling.com\/blogs\/setup-installation-equipment\/crank-spacers-for-12-speed-fixes\"\u003e\n    \u003cstrong\u003e12-Speed Crankset Spacing Instructions\u003c\/strong\u003e\n  \u003c\/a\u003e\n\n  \u003ca style=\"flex:1;min-width:250px;max-width:320px;padding:12px 16px;\n            border:1px solid #c5a46d;border-radius:12px;text-decoration:none;\n            color:#fff;background:transparent;text-align:center;transition:all 0.3s ease;\" href=\"https:\/\/www.jcobcycling.com\/blogs\/setup-installation-equipment\/shortcrank-installation-tips\"\u003e\n    \u003cstrong\u003eShortcrank Installation Tips (Crank Arm)\u003c\/strong\u003e\n  \u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"width: 100%; max-width: 950px; margin: 0 auto 70px; aspect-ratio: 16\/9; border-radius: 12px; overflow: hidden; background: #000;\"\u003e\n\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/Wl0cDYTg3dM?rel=0\" style=\"width: 100%; height: 100%; border: 0; display: block;\"\u003e\u003c\/iframe\u003e\n\u003c\/div\u003e\n\n\n\u003c!-- Product Spec --\u003e\n\u003ch3 style=\"margin-top:60px;font-size:30px;font-weight:bold;color:#c5a46d;padding-bottom:6px;border-bottom:none;\"\u003e\n  Product Spec\n\u003c\/h3\u003e\n\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:20px;line-height:1.6;margin-top:20px;color:#e0e0e0;\"\u003e\n  \u003ctbody\u003e\n      \u003ctd style=\"padding:8px;font-weight:600;color:#fff;\"\u003eWEIGHT\u003c\/td\u003e\n      \u003ctd style=\"padding:8px;\"\u003e680 g\u003c\/td\u003e\n    \n    \u003ctr style=\"border-top:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:8px;font-weight:600;color:#fff;\"\u003ePOWER METER COMPATIBLE\u003c\/td\u003e\n      \u003ctd style=\"padding:8px;\"\u003eYes\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-top:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:8px;font-weight:600;color:#fff;\"\u003eCRANK LENGTHS\u003c\/td\u003e\n      \u003ctd style=\"padding:8px;\"\u003e145 mm, 150 mm, 155 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-top:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:8px;font-weight:600;color:#fff;\"\u003eCHAINRING BOLT PATTERNS\u003c\/td\u003e\n      \u003ctd style=\"padding:8px;\"\u003e8-Bolt Direct Mount \/ 41 mm BCD\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-top:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:8px;font-weight:600;color:#fff;\"\u003eINNER CHAINRING SIZES\u003c\/td\u003e\n      \u003ctd style=\"padding:8px;\"\u003e34, 36, 39 (AL 7075-CNC)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-top:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:8px;font-weight:600;color:#fff;\"\u003eOUTER CHAINRING SIZES\u003c\/td\u003e\n      \u003ctd style=\"padding:8px;\"\u003e50, 52, 53 (AL 7075-CNC)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-top:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:8px;font-weight:600;color:#fff;\"\u003eCRANK SPINDLE\u003c\/td\u003e\n      \u003ctd style=\"padding:8px;\"\u003eRoad 24–24 axle (chrom-alloy, 100% CNC)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-top:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:8px;font-weight:600;color:#fff;\"\u003eDRIVETRAIN COMPATIBLE\u003c\/td\u003e\n      \u003ctd style=\"padding:8px;\"\u003e- Shimano 10\/11\/12-speed;\u003cbr\u003e- SRAM 10\/11-speed;\u003cbr\u003e- Campagnolo 10\/11-speed.\u003cbr\u003e\u003cem style=\"color:#bbb;\"\u003eNote: 12-speed may require a 1 mm washer depending on frame spacing. Washer not included. Not compatible with SRAM flat-top chains.\u003c\/em\u003e\n\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-top:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:8px;font-weight:600;color:#fff;\"\u003eMATERIAL\u003c\/td\u003e\n      \u003ctd style=\"padding:8px;\"\u003eForged chrom-alloy\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-top:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:8px;font-weight:600;color:#fff;\"\u003eCHAINLINE\u003c\/td\u003e\n      \u003ctd style=\"padding:8px;\"\u003e43 mm to inner chainring\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\n\n\n\n","brand":"JCOB","offers":[{"title":"34\/50 (Compact)","offer_id":67812990386449,"sku":"ALLOY155C","price":398.0,"currency_code":"USD","in_stock":false},{"title":"36\/52 (Mid-Compact)","offer_id":67812990419217,"sku":"ALLOY155M","price":398.0,"currency_code":"USD","in_stock":true},{"title":"39\/53 (Standard)","offer_id":67812990451985,"sku":"ALLOY155S","price":398.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0742\/3190\/6577\/files\/shortcrank_Untitled-Artwork_1_6f9c24c7-40f3-4a34-a275-81c31476db0f.png?v=1792429364","url":"https:\/\/arvadatri.com\/products\/alloy-24mm-short-crankset-155mm","provider":"Arvada Triathlon Company","version":"1.0","type":"link"}