CeramicSpeed
CeramicSpeed 61903 Standard Bearing - (6903)
$116.00
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CeramicSpeed 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
| Bearing I.D. (mm) | 17 |
| Manufacturer Number | 61903 (6903) |
| Bearing O.D. (mm) | 30 |
| Material | Ceramic |
| Thickness | 7 |
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