{"product_id":"m-part-cart-bearing-6904-2rs-21-5x37x9-bicycle-cartridge-bearing-bosch-compatible","title":"M Part Cart Bearing 6904 2RS 21.5x37x9 Bicycle Cartridge Bearing Bosch Compatible","description":"\u003cp\u003eThe M Part Cart Bear 6904 d21.5 2RS is a high-quality bicycle cartridge bearing designed to match the precision and durability of original equipment. Crafted with steel retainers, CrMo races, and CrMo ball bearings, it ensures smooth rotation and long-lasting performance. Its ABEC-3 tolerance guarantees reliable operation under various conditions.\u003c\/p\u003e\n\n\u003cp\u003eEquipped with Multemp SRL (Kyodo Yushi) grease, this bearing resists wear and corrosion, making it an excellent choice for hubs, wheels, and spares. Trust M Part for components that meet the standards of leading bike engineers worldwide.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It’s Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eEnsuring smooth and efficient wheel rotation\u003c\/li\u003e\n  \u003cli\u003eProviding durable, long-lasting performance in bicycle hubs\u003c\/li\u003e\n  \u003cli\u003eReplacing worn or damaged original bearings\u003c\/li\u003e\n  \u003cli\u003eMaintaining high-quality standards with ABEC-3 tolerance\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 outside of bicycle applications\u003c\/li\u003e\n  \u003cli\u003eHeavy industrial machinery requiring higher tolerance levels\u003c\/li\u003e\n  \u003cli\u003eEnvironments lacking proper maintenance or lubrication\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs this bearing compatible with all bicycles?\u003c\/strong\u003e\u003cbr\u003eIt fits bikes requiring a 21.5x37x9 bearing size but check your specific model for compatibility.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this bearing for other machinery?\u003c\/strong\u003e\u003cbr\u003eThis bearing is optimized for bicycles and may not perform well in other applications.\u003c\/p\u003e","brand":"M Part","offers":[{"title":"Default Title","offer_id":45499463925935,"sku":"CB-139","price":6.42,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/2003\/4223\/files\/cb-139.jpg?v=1768523569","url":"https:\/\/www.swinnertoncycles.co.uk\/products\/m-part-cart-bearing-6904-2rs-21-5x37x9-bicycle-cartridge-bearing-bosch-compatible","provider":"Swinnerton Cycles","version":"1.0","type":"link"}