{"product_id":"shimano-grx-fc-rx610-1x12-speed-crankset-40t","title":"SHIMANO GRX FC-RX610 1x12-SPEED CRANKSET 40T","description":"\u003ch3\u003eThe GRX FC-RX610-1 2-piece crankset combines lightweight construction with efficient power transfer for mixed terrain riding.\u003c\/h3\u003e\n\u003cp\u003ePurpose-built for gravel cycling, it delivers smooth, responsive shifting with closely-spaced gear ratios that maintain momentum across variable surfaces. The single 40T chainring paired with 12-speed compatibility offers versatile gearing for both climbs and descents. \u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGravel gear ratios preserve riding rhythm over rough surfaces with wider tires\u003c\/li\u003e\n\u003cli\u003eOptimum gearing for mixed terrains and riding styles\u003c\/li\u003e\n\u003cli\u003e10-45T and 10-51T cassette options serve array of riding styles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse: \u003c\/strong\u003eGravel, Cyclocross\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroup:\u003c\/strong\u003e GRX\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel: \u003c\/strong\u003eFC-RX610-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGradation:\u003c\/strong\u003e 40T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ-Factor: \u003c\/strong\u003e151mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThreaded BB shell width: \u003c\/strong\u003e68 \/ 70mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eGear front: \u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e1-speed \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGear rear:\u003c\/strong\u003e 12-speed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e 2-PIECE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Chain:\u003c\/strong\u003e 12-speed HG\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePCD: \u003c\/strong\u003e110mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChain line: \u003c\/strong\u003e49.7mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended BB Pressfit:\u003c\/strong\u003e SM-BB72\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended BB BSA:\u003c\/strong\u003e SM-BBR60\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCrank Arm Length\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e165mm\u003c\/li\u003e\n\u003cli\u003e170mm\u003c\/li\u003e\n\u003cli\u003e172.5mm\u003c\/li\u003e\n\u003cli\u003e175mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMaterial\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrank arm:\u003c\/strong\u003e Aluminium Anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrank axle:\u003c\/strong\u003e Steel Plated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChainring:\u003c\/strong\u003e Aluminium Anodized\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eColour\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSeries colour\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eContents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Shimano GRX FC-RX610 1x12-Speed Crankset 40T\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SHIMANO","offers":[{"title":"165mm","offer_id":57077510144375,"sku":"FCRX6101AB0","price":147.99,"currency_code":"GBP","in_stock":false},{"title":"170mm","offer_id":57077510177143,"sku":"FCRX6101CB0","price":147.99,"currency_code":"GBP","in_stock":false},{"title":"172.5mm","offer_id":57077510209911,"sku":"FCRX6101DB0","price":147.99,"currency_code":"GBP","in_stock":true},{"title":"175mm","offer_id":57077510242679,"sku":"FCRX6101EB0","price":147.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/2350\/2370\/files\/ShimanoGRXFC-RX6101x12-SpeedCrankset40T.avif?v=1778239374","url":"https:\/\/www.allterraincycles.co.uk\/products\/shimano-grx-fc-rx610-1x12-speed-crankset-40t","provider":"allterraincycles","version":"1.0","type":"link"}