Properties
Design
- Color
- Black, Gray
Features
- Size
- 21.5 x 37 x 9 mm
Other features
- Brand
- Union
Description
Specifications:
Ball bearings:
- For BOSCH E-BIKE motor
- Model CB-139
- Measurement: 21.5x37x9
- CrMO outer and inner ring
- Balls: CrMO (HRC 61-66)
- Cage: Steel
- Sealing: 2RS Rubber (light contact)
- Grease: Grease: MULTEMP SRL (kyodo Yushi)
- Tolerance: ABEC-3