40-Series replacement cartridge bearings feature durable black oxide construction.
Features:
- Compatible with 110-
- 40-
- and 10-Series headsets
Specifications:
- Bearing Type: Cartridge
- Bearing O.D. (mm): 52
- Bearing I.D. (mm): 40.15
- Thickness: 7
- Cartridge Bearing Angle: 45x45