40-Series replacement cartridge bearings feature durable black oxide construction.
- Compatible with 110-, 40-, and 10-Series headsets
- Bearing I.D. (mm): 30.3 mm
- Thickness: 7 mm
- Bearing O.D. (mm): 41.8 mm
- Bearing Type: Cartridge
- Cartridge Bearing Angle: 45×45
