{"product_id":"shimano-dura-ace-fc-9200-12-speed-crankset-170-mm-double-12-speed-ckst2117-bicycle-crankset","title":"Shimano Dura-Ace R9200 12-Speed Hollowtech II Road Crankset 50\/34t","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eThe Shimano Dura-Ace FC-R9200 crankset features 170mm crank arms and is designed for 12-speed road drivetrains. It includes a double chainring setup with 50 and 34 teeth, using Shimano's Hollowtech II spindle interface. The crankset has a 110mm asymmetric chainring bolt circle diameter (BCD) and fits 130mm hubs with a 44.5mm chainline. It offers an optimal balance of stiffness, strength, weight, and rotational performance, with a 148mm Q-factor. The black crank arms use Hollowtech II design for lightweight durability, and the Hollowglide chainrings enhance power transfer and front shifting precision. The bottom bracket is not included. Pedal spindle size is 9\/16\".\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eDesigned for road cycling with a 170mm crank length and 12-speed drivetrain compatibility \u003c\/li\u003e\n\u003cli\u003eFeatures Shimano Hollowtech II spindle interface for efficient power transfer and durability \u003c\/li\u003e\n\u003cli\u003eIncludes 50\/34t double chainrings with Shimano Asymmetric 110 BCD for precise front shifting \u003c\/li\u003e\n\u003cli\u003eCompatible with 130mm hub chainline and has a 44.5mm chainline for optimal drivetrain alignment \u003c\/li\u003e\n\u003cli\u003eBuilt with HOLLOWGLIDE structure to reduce weight while maintaining strength and stiffness\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":42205552574531,"sku":"CKST2117","price":725.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/CK0664_780cd81d-0a34-4c4d-b684-ece1a8b8c5b9.jpg?v=1773386846","url":"https:\/\/tecopecosafe.com\/products\/shimano-dura-ace-fc-9200-12-speed-crankset-170-mm-double-12-speed-ckst2117-bicycle-crankset","provider":"365 Cycles","version":"1.0","type":"link"}