{"product_id":"shimano-105-fc-rs520-crankset-170-mm-double-12-speed-ckst2274-bicycle-crankset","title":"Shimano 105 FC-RS520 12-Speed Road Crankset 50\/34t 170mm | Alloy, Asymmetric BCD","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eThe Shimano 105 FC-RS520 crankset is a 2-piece, 4-arm crank designed for 12-speed road drivetrains. It features a 50\/34 tooth double chainring with a 110mm asymmetric BCD. The crankset has a 170mm crank length and uses a Shimano Hollowtech II spindle interface with a 9\/16\" pedal spindle. It is compatible with modern disc brake road frames that have a 135mm or 142mm rear hub spacing and a chainstay length over 410mm. The chainline measures 44.5mm, and the Q-factor is 150mm. This crankset works with HG 12-speed chains. Bottom bracket is not included. The crankset comes in black and is intended for road use.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eCompatible with 12-speed drivetrains and HG 12-speed chains for smooth gear shifting. \u003c\/li\u003e\n\u003cli\u003eFeatures a 4-arm, 2-piece crank design with Shimano Hollowtech II spindle interface. \u003c\/li\u003e\n\u003cli\u003eCrankset length is 170mm, designed specifically for road cycling use. \u003c\/li\u003e\n\u003cli\u003eIncludes a 50\/34t double chainring setup with 110mm asymmetric BCD for efficient pedaling. \u003c\/li\u003e\n\u003cli\u003eCompatible with road disc frames using 135mm O.L.D. and 410mm chainstay length.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":42205042901059,"sku":"CKST2274","price":137.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/CK9890.jpg?v=1791844820","url":"https:\/\/tecopecosafe.com\/products\/shimano-105-fc-rs520-crankset-170-mm-double-12-speed-ckst2274-bicycle-crankset","provider":"365 Cycles","version":"1.0","type":"link"}