{"product_id":"shimano-grx-fc-rx610-1-12v-crankset-1","title":"Shimano GRX FC-RX610-1 12V crankset","description":"\u003cp\u003eThe \u003cstrong\u003eSHIMANO FC-RX610-1\u003c\/strong\u003e crankset offers the perfect balance of light weight, optimised efficiency and a range of ratio options to meet the segmented demands of mixed-terrain riding. By pairing a 10-45D or 10-51D cassette with a 38D or 40D sprocket, riders can choose closer, more progressive ratios or the widest range to suit their personal needs. The FC-RX610-1 is available with 165mm, 170mm, 172.5mm and 175mm crank lengths, providing a further degree of customisation.\u003c\/p\u003e\n\u003ch2\u003e\n\u003cbr\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOptimal ratios for riding on mixed terrain\u003c\/li\u003e\n\u003cli\u003e10-45D and 10-51D cassette options are compatible with a wide range of specialties and uses\u003c\/li\u003e\n\u003cli\u003e38D and 40D chainrings available\u003c\/li\u003e\n\u003cli\u003eUse: gravel, cyclocross\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n\u003cbr\u003eTech Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: aluminium\u003c\/li\u003e\n\u003cli\u003eCrank lengths: 165 mm. 170.0 mm, 172.5 mm or 175.0 mm\u003c\/li\u003e\n\u003cli\u003eBolt circle diameter: 110 mm\u003c\/li\u003e\n\u003cli\u003eChainring screws: aluminium\u003c\/li\u003e\n\u003cli\u003eChain line: 49.7 mm\u003c\/li\u003e\n\u003cli\u003eQ factor: 151 mm\u003c\/li\u003e\n\u003cli\u003eChain compatibility: Shimano 12-speed\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Shimano","offers":[{"title":"170mm - 38","offer_id":48058346275057,"sku":"EFCRX6101CXA8","price":145.02,"currency_code":"AUD","in_stock":true},{"title":"165mm - 38","offer_id":48058346307825,"sku":"EFCRX6101AXA8","price":182.61,"currency_code":"AUD","in_stock":true},{"title":"172.5mm - 40","offer_id":48058346340593,"sku":"EFCRX6101DXB0","price":159.92,"currency_code":"AUD","in_stock":true},{"title":"175mm - 40","offer_id":48058346373361,"sku":"EFCRX6101EXB0","price":141.05,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/1580\/4145\/files\/zm_20250716-114408.jpg?v=1776532199","url":"https:\/\/novasportsbikes.com\/products\/shimano-grx-fc-rx610-1-12v-crankset-1","provider":"Nova Sports Bikes","version":"1.0","type":"link"}