CeramicSpeed 61903 Coated Bearing - (6903), Coated Bearing Race

CeramicSpeed cartridge bearings with coated race are a premium upgrade option that provide extremely low friction, improved power transfer, and a service life that far exceeds traditional steel bearings. These bearings feature coated races that provide the ultimate performance and longevity. Features Grade 3 Silicon Nitride balls The coated bearing races increase the bearing service life by providing extreme hardness to the race and reducing corrosion Reinforced polymide cage and non-contact seal to keep dirt and moisture out High resistance to poor lubrication Can be used for any cycling discipline Sold as each Hand built in Denmark Limited Lifetime Warranty Product Specifics Bearing I.D. (mm): 17 Bearing O.D. (mm): 30 Manufacturer Number: 61903 (6903) coated Material: Ceramic Thickness: 7 Today's Stock Status 10+ Available to ship in 2-4 Business Days UPC: Not available EAN: 5711050000753 Manufacturer Part Number: 101275 BB0110 163672-Q0-L