{"product_id":"shimano-fc-rs510-road-double-chainset-50-34t-for-135-142mm-axle-172-5mm-crank","title":"Shimano FC-RS510 Road Double Chainset 50\/34T for 135\/142mm Axle, 172.5mm Crank","description":"\u003cp\u003eThe Shimano FC-RS510 double chainset offers a perfect blend of lightweight design and robust performance for serious road cyclists. Crafted with forged and anodised aluminium crank arms, it ensures durability without adding unnecessary weight. The 50\/34T chainrings are optimized to work seamlessly with HG-X 11-speed chains, enhancing contact and delivering efficient power transfer with smooth, precise shifting.\u003c\/p\u003e\n\n\u003cp\u003eDesigned for compatibility with 135\/142 mm rear axle spacing and short chainstays, this chainset provides excellent adaptability to a variety of road bikes. Its wider bottom bracket bearing spacing allows for larger bearings and an increased axle diameter, boosting overall stability and longevity. Installation and maintenance are straightforward, whether you use Shimano external or press-fit bottom brackets.\u003c\/p\u003e\n\n\u003cp\u003eWith lightweight anodised SG-X aluminium chainrings and a two-piece design, the FC-RS510 ensures you maintain speed and control during your rides, making it an excellent upgrade for riders seeking reliability and performance.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It’s Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eEnhancing power transfer efficiency with optimized chainring teeth design\u003c\/li\u003e\n  \u003cli\u003eLightweight yet durable construction for improved cycling performance\u003c\/li\u003e\n  \u003cli\u003eCompatibility with 135\/142 mm axle spacing and short chainstays\u003c\/li\u003e\n  \u003cli\u003eEasy installation, adjustment, and maintenance with Shimano bottom brackets\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat It’s NOT Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eUse with non-HG-X 11-speed chains may reduce shifting precision\u003c\/li\u003e\n  \u003cli\u003eNot designed for MTB or off-road applications despite MTB-inspired crank features\u003c\/li\u003e\n  \u003cli\u003eIncompatible with axle sizes outside 135\/142 mm specifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs the FC-RS510 compatible with all Shimano bottom brackets?\u003c\/strong\u003e\u003cbr\u003eIt is compatible with Shimano external and press-fit bottom brackets designed for 135\/142 mm axle spacing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this chainset with a 10-speed drivetrain?\u003c\/strong\u003e\u003cbr\u003eThis chainset is optimized for 11-speed chains, so using it with a 10-speed drivetrain may affect shifting performance.\u003c\/p\u003e","brand":"Shimano Non-Series Road","offers":[{"title":"Default Title","offer_id":45478499188911,"sku":"FCRS510D04","price":145.86,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/2003\/4223\/files\/1570625645-90480300.jpg?v=1768521965","url":"https:\/\/www.swinnertoncycles.co.uk\/products\/shimano-fc-rs510-road-double-chainset-50-34t-for-135-142mm-axle-172-5mm-crank","provider":"Swinnerton Cycles","version":"1.0","type":"link"}