Cycling bearings 40x52x7mm
- Chrome steel rings
- Chrome steel balls
- Nylon cage
- Rubber sealed covers
- Water resistant lubrication
Sizes:
- Inside diameter: 40 mm
- Outside diameter: 52 mm
- Race width: 7 mm
- Angle: 36º/45º
* The color of the covers may vary from the image
More info on the ISB bearings for the bike steering on the blog