Features:
- These bearings replace your original bearings.
- Headset cups are made from CNC machined aluminium.
- Black anodizing protection.
- Interchangeable chrome steel 100CR6 Black Bearing bearings.
- Lower Headset: External.
Dimensions:
- External mounting diameter: 44 mm.
- Fork/Steerer Axle Diameter: 1-1/2".

Black Bearing is a French company founded around 2014 that specializes in high-performance bearings and components for cycling. Known for ceramic and standard bearings, they serve various cycling disciplines and have grown from a local brand to an international supplier across Europe and beyond.