Dimensions
4 x 9 bearing
- 4.76mm internal diameter
- external diameter: 9 mm
- thickness / diameter of the sphere: 1.6 mm
- Bearing composed of 8 balls
Bearing 5 x 10
- internal diameter 5.76 mm
- external diameter: 10 mm
- thickness / diameter of the sphere: 1.6 mm
- Bearing composed of 8 balls