{"product_id":"enduro-bearings-mr-18307-llb-ceramic-zero-bearing-18x30x7mm-for-hubs-bottom-brackets","title":"Enduro Bearings MR 18307 LLB Ceramic Zero Bearing 18x30x7mm for Hubs \u0026 Bottom Brackets","description":"\u003cp\u003eEnduro Bearings MR 18307 LLB - Ceramic Zero 7mm MR 18307 30mm Ceramic Zero combines advanced ceramic technology with precision engineering to deliver superior performance. Featuring high Grade 3 Silicon Nitride (Si3N4) ceramic balls and black oxide treated steel races with a mirror finish, these bearings offer exceptional corrosion resistance and optimal efficiency. Designed for demanding applications such as hubs and bottom brackets, they ensure smooth operation and long-lasting durability.\u003c\/p\u003e\n\n\u003cp\u003eWith ABEC 5 tolerance and premium Kyodo Yushi PS-2 grease, these bearings maintain minimal friction and reliable sealing through LLB seals. Their compact dimensions (18 x 30 x 7mm) make them a perfect fit for high-performance cycling components where precision and longevity are critical.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It’s Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eProviding smooth, low-friction rotation for hubs and bottom brackets\u003c\/li\u003e\n  \u003cli\u003eEnhancing durability with corrosion-resistant black oxide treated races\u003c\/li\u003e\n  \u003cli\u003eMaintaining performance consistency thanks to high-quality Grade 3 ceramic balls\u003c\/li\u003e\n  \u003cli\u003eEnsuring reliable sealing with LLB seals to protect against contaminants\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat It’s NOT Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHeavy-duty industrial machinery applications outside cycling components\u003c\/li\u003e\n  \u003cli\u003eEnvironments where non-ceramic bearings are specifically required\u003c\/li\u003e\n  \u003cli\u003eUse in components exceeding the 18 x 30 x 7mm dimension specifications\u003c\/li\u003e\n  \u003cli\u003eApplications where ABEC 5 tolerance is insufficient for ultra-precision needs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat makes Ceramic Zero bearings different from standard ceramic hybrids?\u003c\/strong\u003e\u003cbr\u003eThey use higher Grade 3 Silicon Nitride ceramic balls and feature black oxide treated steel races that are ground to a mirror finish, offering superior corrosion resistance and efficiency.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan these bearings be used in bottom brackets?\u003c\/strong\u003e\u003cbr\u003eYes, they are specifically designed for hubs and bottom brackets, providing smooth and reliable performance in these applications.\u003c\/p\u003e","brand":"Enduro Bearings","offers":[{"title":"Default Title","offer_id":45478357369007,"sku":"eb9257","price":33.91,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/2003\/4223\/files\/enduro-bearings-mr-18307-llb-ceramic-zero-7mm-mr-18307-30mm-ceramic-zero-components-default-title-eb9257-32965137858735.jpg?v=1768509484","url":"https:\/\/www.swinnertoncycles.co.uk\/products\/enduro-bearings-mr-18307-llb-ceramic-zero-bearing-18x30x7mm-for-hubs-bottom-brackets","provider":"Swinnerton Cycles","version":"1.0","type":"link"}