- New Super Light ACB bearing with alloy housing
- Inexpensive weight-reducing upgrade for any bike
- 45°×45°, 36°×45° versions available
- 25% weight saving over steel bearing
- Outside Diameter: 51.8mm
- Inside Diameter: 40.0mm
- Height: 8.0mm
- Inside Angle: 36°
- Outside Angle: 45°