Kogel Hybrid bearings use premium grade Silicon Nitride (Si3n4) Bearings and premium hardened steel bearing races which are mirror polished to perfection. The result? A long lasting, smooth bearing which provides less resistance and is less prone to failures. These bearings are rated to the Grade 3 / ABEC 5 level - built to spin with minimal friction.
Specifications
- Fit: 41mm diameter
- Shell Width: 86.5/91.5mm (nominal)
- Compatibility: Campagnolo Ultra Torque