In a disc brake system, the calipers clamp down on a metal rotor attached to the hub. The braking surface is typically steel.
A rotor is the spinning disc in a disc brake to which the brake pads are applied.
In a disc brake system, the calipers clamp down on a metal rotor attached to the hub. The braking surface is typically steel.
A rotor is the spinning disc in a disc brake to which the brake pads are applied.