
RCB Brake Caliper 4 Piston R1 CNC Series (RH) - 30 Years Edition Black (01BC104Z) RCB 01BC104Z is the RCB R1 Series 4-Piston CNC Brake Caliper (Right-Hand Side), released as a 30th Anniversary Limited Edition model. It is a universal-performance caliper commonly used with custom caliper brackets. Specifications Series: R1 CNC Series Part Number: 01BC104Z Position: Right-hand (RH) Type: 4-Piston Forged Aluminum Caliper Mounting Pitch: 40 mm Piston Sizes: 34 mm 2 + 30 mm 2 Color: Black (30th Anniversary Edition) Application: Universal (requires model-specific caliper bracket)