The BlackBearing BB30 bottom bracket allows a 24 mm and GXP axle crankset to be fitted to a BB30 standard frame. Available in the B5 version, this steel bearing offers high performance and excellent durability. Compatible with 24 mm bottom bracket axles, this model comes with an adapter for GXP bottom bracket axles for optimal compatibility.
This bottom bracket is designed with two machined aluminium cups that screw into one another for better alignment, reducing creaking, optimising smoothness and efficiency, extending the life of the bearings, and making installation and removal easier.
Features
- 24 mm axle and GXP crankset
- BB30 standard
- Frame width: 68 to 73 mm
- Frame diameter: 42 mm
- Aluminium cups
- BlackBearing bearing quality: B5
Bottom bracket supplied with GXP axle adapter.