{"product_id":"ceramicspeed-61903-coated-bearing-6903-coated-bearing-race","title":"CeramicSpeed 61903 Coated Bearing - (6903) Coated Bearing Race","description":"\u003cdiv\u003e\n\u003cp\u003eWe’re a mission-driven bike shop based in Colorado. Every sale helps refurbish and donate bikes to those in need through Bicycles for Humanity Colorado.\u003c\/p\u003e\n\u003cp\u003eEach item has been professionally inspected, thoroughly cleaned, carefully refurbished, and is ready for immediate use.\u003c\/p\u003e\n\u003ch2\u003eCeramicSpeed 61903 Coated Bearing - (6903) Coated Bearing Race\u003c\/h2\u003e\n\u003cp\u003eRiders deserve gear that disappears into the ride, not friction that fights every pedal stroke. The CeramicSpeed 61903 coated bearing system minimizes drag with ultra-low friction and a hard-wearing coated race, translating to smoother acceleration, improved power transfer, and longer intervals between maintenance. Hand built in Denmark and backed by a Limited Lifetime Warranty, these bearings stand up to tough conditions while delivering consistent, reliable performance.\u003c\/p\u003e\n\u003ch3\u003eWho is this for?\u003c\/h3\u003e\n\u003cp\u003ePrecision-minded cyclists seeking every watt of efficiency, racers upgrading for durable long-term performance, and riders who demand reliable bearings across road, gravel, and track.\u003c\/p\u003e\n\u003ctable\u003e \u003cthead\u003e \u003ctr\u003e\n\u003cth\u003e\u003cb\u003especifications\u003c\/b\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cb\u003edetails\u003c\/b\u003e\u003c\/th\u003e\n\u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003eBearing I.D. (mm)\u003c\/td\u003e\n\u003ctd\u003e17\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eBearing O.D. (mm)\u003c\/td\u003e\n\u003ctd\u003e30\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eThickness\u003c\/td\u003e\n\u003ctd\u003e7\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eCeramic\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eManufacturer Number\u003c\/td\u003e\n\u003ctd\u003e61903 (6903) coated\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eBall Material\u003c\/td\u003e\n\u003ctd\u003eGrade 3 Silicon Nitride balls\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eRaces\u003c\/td\u003e\n\u003ctd\u003eCoated races provide extreme hardness and corrosion resistance\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eCage\u003c\/td\u003e\n\u003ctd\u003eReinforced polymide cage\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eSeal\u003c\/td\u003e\n\u003ctd\u003eNon-contact seal\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eLubrication resistance\u003c\/td\u003e\n\u003ctd\u003eHigh resistance to poor lubrication\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eDiscipline\u003c\/td\u003e\n\u003ctd\u003eCan be used for any cycling discipline\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003eLimited Lifetime Warranty\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eEach item is professionally packed and shipped next day. Select in-store pick-up at checkout and visit us if you are local!\u003c\/p\u003e \u003cbr\u003e \u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBearing I.D. (mm)\u003c\/td\u003e\n\u003ctd\u003e17\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Number\u003c\/td\u003e\n\u003ctd\u003e61903 (6903) coated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBearing O.D. (mm)\u003c\/td\u003e\n\u003ctd\u003e30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eCeramic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThickness\u003c\/td\u003e\n\u003ctd\u003e7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"CeramicSpeed","offers":[{"title":"Default Title","offer_id":46237653958796,"sku":"BB0110","price":177.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/9010\/0620\/files\/616a8f157b59e36652f8b4d27f6c541bf8675aa4.jpg?v=1770667254","url":"https:\/\/travelingground.com\/products\/ceramicspeed-61903-coated-bearing-6903-coated-bearing-race","provider":"Traveling Ground","version":"1.0","type":"link"}