Performance Machine Black Ops Front Left 4-Piston Brake Caliper

Description for Performance Machine Black Ops Front Left 4-Piston Brake Caliper • Caliper is 4 piston differential bore with dual pad design • Differential bore pistons apply different forces at the leading and trailing edge of the pad to ensure long life • Designed for 11-1/2″ disc applications • Requires 11/16″ master cylinder 501-058, 501-057 or 501-059 for optimal performance