40-Series replacement cartridge bearings feature durable black oxide construction.
- Compatible with 110-, 40-, and 10-Series headsets
- Thickness: 6.5 mm
- Cartridge Bearing Angle: 36×45
- Bearing O.D. (mm): 41 mm
- Bearing Type: Cartridge
- Bearing I.D. (mm): 30.3 mm
