{"product_id":"shimano-alfine-fc-5502","title":"SHIMANO DURA-ACE TRACK FC-7710","description":"\u003ch2\u003eThe Royal Road of Pisto Cranks\u003c\/h2\u003e\n\u003cp data-start=\"35\" data-end=\"116\"\u003eDesigned for track competitions, the \u003cstrong data-start=\"50\" data-end=\"84\"\u003eSHIMANO DURA-ACE TRACK FC-7710\u003c\/strong\u003e is a simple yet extremely rigid and precise crankset.\u003c\/p\u003e\n\u003cp data-start=\"118\" data-end=\"244\"\u003eThe crank arm made of hollow forged aluminum is lightweight yet ensures excellent rigidity, minimizing power loss even when sprinting or stepping on high power output. In addition, the strong connection with the bottom bracket by the Octalink standard provides a direct and stable step feel.\u003c\/p\u003e\n\u003cp data-start=\"246\" data-end=\"331\"\u003eDesigned exclusively for single rings to meet the 144mm BCD track standard. The construction eliminates unnecessary elements to maximize the \"directness\" and \"responsiveness\" required for track bikes.\u003c\/p\u003e\n\u003cp data-start=\"333\" data-end=\"403\"\u003eThe wide variety of arm lengths from 165mm to 175mm allows for optimal settings to match the rider's style and position.\u003c\/p\u003e\n\u003cp data-start=\"405\" data-end=\"471\"\u003eThis is a track crank worthy of the \"DURA-ACE\" name, suitable not only for racing but also for upgrading single-speed bikes.\u003cbr \/\u003e\u003cbr \/\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"405\" data-end=\"471\"\u003e[SPEC]\u003c\/h3\u003e\n\u003cp data-start=\"405\" data-end=\"471\"\u003ePCD: 144mm\u003cbr \/\u003eChain line: 42.5mm\u003cbr \/\u003eQ factor: 136.3mm\u003cbr \/\u003eAxle type: Octalink\u003cbr \/\u003e\u003cbr \/\u003e\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"165mm","offer_id":45626635452590,"sku":"IFC7710A","price":82183.0,"currency_code":"JPY","in_stock":true},{"title":"167.5mm","offer_id":46213069570222,"sku":"IFC7710B","price":82183.0,"currency_code":"JPY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2085\/3661\/files\/Circles-SHIMANODURA-ACETRACKFC-7710.jpg?v=1779084237","url":"https:\/\/shop.circles-jp.com\/en\/products\/shimano-alfine-fc-5502","provider":"Circles｜サークルズ","version":"1.0","type":"link"}