ZN40-Series bearings are corrosion-resistant zinc-coated, machined steel cartridge bearings with hardened steel balls, which vastly increases the longevity of your headset.
- Compatible with 110-, 40-, and 10-Series headsets
- Thickness: 7
- Cartridge Bearing Angle: 45x45
- Bearing O.D. (mm): 52
- Bearing Type: Cartridge
- Bearing I.D. (mm): 40.15