RPB REAR BRAKE DISCS BMW E46 M3

- High carbon content for extra strength and protection over heavy-duty cycles on track and fast road use.
- Protective black coating on all non-friction surfaces to keep the aesthetics high.
- Double ground for a near zero thickness variation.
- CNC machined and balanced.
- Grooved to give an improved bite and help remove brake dust.
- Directional internal cooling vanes to keep cooling at its best.
- Venturi effect vanes to increase the speed of the airflow through the internals of the disc.
- Race proven on M3 cup cars.