{"product_id":"shimano-105-fc-r7100-crankset-172-5-mm-double-12-speed-ckst2809-bicycle-crankset","title":"Shimano 105 R7100 12-Speed Crankset - Hollowtech II, 52\/36t, Black","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eThe Shimano 105 FC-R7100 crankset is designed for 12-speed road drivetrains, featuring a 172.5mm crank length and a 52\/36 tooth double chainring setup with a 110 asymmetric BCD. Constructed with hollow aluminum arms and finished in gloss black anodized, it offers a balance of lightweight design and stiffness for efficient power transfer. The crankset uses Shimano's Hollowtech II spindle interface and includes resin ribs on the back of the chainrings to reduce weight and improve shifting precision. It has a 44.5mm chainline and a 148mm Q-factor, compatible with HG 12-speed chains and 135\/142 road disc hubs with chainstays longer than 415mm. This crankset does not include a bottom bracket.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eDesigned for road cycling with a 12-speed drivetrain and double 52\/36t chainrings. \u003c\/li\u003e\n\u003cli\u003eCrank arms made from hollow anodized aluminum for lightweight rigidity and durability. \u003c\/li\u003e\n\u003cli\u003eFeatures Shimano Hollowtech II spindle interface with 172.5mm crank length. \u003c\/li\u003e\n\u003cli\u003eIncludes 110 asymmetric BCD chainrings for optimized shifting performance. \u003c\/li\u003e\n\u003cli\u003eCompatible with HG 12-speed chains and fits 135\/142 road disc hubs with 44.5mm chainline.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":42203685486659,"sku":"CKST2809","price":215.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/CK0888.jpg?v=1791882181","url":"https:\/\/tecopecosafe.com\/products\/shimano-105-fc-r7100-crankset-172-5-mm-double-12-speed-ckst2809-bicycle-crankset","provider":"365 Cycles","version":"1.0","type":"link"}