40-Series replacement cartridge bearings feature durable black oxide construction.
- Compatible with 110-, 40-, and 10-Series headsets
- Bearing I.D. (mm): 40.1 mm
- Thickness: 6.5 mm
- Bearing O.D. (mm): 52 mm
- Bearing Type: Cartridge
- Cartridge Bearing Angle: 36×45
