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 ballsHardened steel racesReinforced polymide cage and non-contact seal to keep dirt and moisture outHigh resistance to poor lubricationCan be used for any cycling disciplineSold as eachHand built in Denmark
| Bearing I.D. (mm) |
15 |
| Manufacturer Number |
61902 (6902) |
| Bearing O.D. (mm) |
28 |
| Material |
Ceramic |
| Thickness |
7 |