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UPC: 760251081103
and 3D forged inkages
138388-Q0-L
PC7551 BR8861
163537-Q0-L
CeramicSpeed 61804 Standard Bearing - (6804) Tires Other UPC: 760251081103CeramicSpeed cartridge bearings are an upgrade option for any cycling discipline. These bearings provide extremely low friction, improved power transfer, and a service life that far exceeds traditional steel bearings. Grade 3 Silicon Nitride balls Hardened steel races 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
