{"product_id":"shimano-grx-fc-rx610-40t-172-5mm-crankset","title":"Shimano GRX FC-RX610 40T 172.5mm Crankset","description":"\u003cp\u003eArray of options delivers optimal gravel gearing for variety of riders\n\u003cbr\u003eThe SHIMANO FC-RX610-1 crank balances weight savings, optimized efficiency and an array of gearing options that cater to the segmented demands of mixed-terrain riding. By pairing a 10-45T or 10-51T cassette with 38T or 40T chainring, riders can choose closer gear steps or ultimate range depending on personal need. The FC-RX610-1 comes in 165, 170, 172.5, and 175 mm crank arm lengths, providing an additional level of customization.\n\u003cbr\u003eFeatures\u003c\/p\u003e\n\n\u003cp\u003eOptimal gearing for mixed-terrain riding\n\u003cbr\u003e10-45T and 10-51T cassette options serve array of riding styles\n\u003cbr\u003e38T and 40T chainrings available\u003c\/p\u003e\n\n\u003cp\u003eTechnical Specifications\u003c\/p\u003e\n\n\u003cp\u003eMODEL NO: FC-RX610-1\n\u003cbr\u003eSERIES: GRX 12-speed\n\u003cbr\u003eAverage weight: 791 (38T) 812 (40T)\n\u003cbr\u003eRear speeds: 12\n\u003cbr\u003eCompatible chain: HG 12-speed\n\u003cbr\u003eChain line (mm): 49.7\n\u003cbr\u003eP.C.D. (mm): 110\n\u003cbr\u003eSpider\/gear arms: 4\n\u003cbr\u003eChainring combination: 40T\n\u003cbr\u003eQ-factor (mm): 151\n\u003cbr\u003eCrank arm length (mm): 172.5\n\u003cbr\u003eRecommended bottom bracket|Threaded (normal): BB-RS501\n\u003cbr\u003eRecommended bottom bracket|Press-Fit: BB-RS500-PB\n\u003cbr\u003eThreaded bottom bracket shell width (mm): 68\/70\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":45347713089645,"sku":"EFCRX6101DXB0","price":279.99,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0586\/9436\/9389\/files\/EFCRX6101DXB0_1__01991.1710114188.jpg?v=1781612181","url":"https:\/\/alchemycycletrader.com.au\/products\/shimano-grx-fc-rx610-40t-172-5mm-crankset","provider":"Alchemy Cycle Trader","version":"1.0","type":"link"}