{"product_id":"enduro-bearings-71801-llb-abec-5-precision-bearing-12x21x5mm-for-bike-hubs-bottom-brackets","title":"Enduro Bearings 71801 LLB ABEC 5 Precision Bearing 12x21x5mm for Bike Hubs \u0026 Bottom Brackets","description":"\u003cp\u003eEnduro Bearings 71801 LLB - ABEC 5 offers a significant upgrade in precision and durability for your bike's components. Crafted with military-grade HRC-64 hardened Grade 5 Chromium Steel Balls and mirror-polished 52100 High-Carbon Chromium-Alloy races, these bearings provide twice the tolerance accuracy of the ABEC 3 range. This means smoother, quieter operation, enhancing your riding experience with minimal friction thanks to the advanced Graphite\/Nylon ball retainers that ensure continuous lubrication.\u003c\/p\u003e\n\n\u003cp\u003eDesigned specifically for hubs and bottom brackets, these bearings maintain peak performance under demanding conditions. The Kyodo Yushi PS-2 grease further extends the lifespan of the bearing while protecting against wear. Compact and lightweight, with dimensions of 12mm x 21mm x 5mm, the Enduro 71801 LLB fits perfectly into your cycling setup, delivering reliable support where it matters most.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It’s Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePrecision performance upgrade for hubs and bottom brackets\u003c\/li\u003e\n  \u003cli\u003eReduced noise and friction for a smoother ride\u003c\/li\u003e\n  \u003cli\u003eExtended bearing lifespan through high-quality materials and lubrication\u003c\/li\u003e\n  \u003cli\u003eReliable operation in demanding cycling conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat It’s NOT Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eApplications requiring larger bearing dimensions\u003c\/li\u003e\n  \u003cli\u003eUse in environments with excessive contamination or debris without additional protection\u003c\/li\u003e\n  \u003cli\u003eSituations where ABEC 7 or higher precision is mandatory\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does ABEC 5 mean?\u003c\/strong\u003e\u003cbr\u003eABEC 5 indicates the tolerance level of the bearing, with ABEC 5 providing tighter precision and smoother performance compared to lower ABEC ratings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan these bearings be used for other parts besides hubs?\u003c\/strong\u003e\u003cbr\u003eYes, they are suitable for hubs and bottom brackets but may not be ideal for components requiring different sizes or specifications.\u003c\/p\u003e","brand":"Enduro Bearings","offers":[{"title":"Default Title","offer_id":45478806028463,"sku":"eb8816","price":7.53,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/2003\/4223\/files\/1525172983-13666700.jpg?v=1768523275","url":"https:\/\/www.swinnertoncycles.co.uk\/products\/enduro-bearings-71801-llb-abec-5-precision-bearing-12x21x5mm-for-bike-hubs-bottom-brackets","provider":"Swinnerton Cycles","version":"1.0","type":"link"}