• Campagnolo Mineral Oil (RED) Specifications, Ergonomic Power Disc Brake Set for 12s, Brake Lever: Right Rear, Rotor: 5.5 inches (140 mm), DB Ergo Power, Aluminum Brake Lever, New Ergonomic Power Body, Reach Adjustment, Hydraulic Adjustment. Cylinder/Ergo Bleeding port located on the top of the power One lever one action Vali cushion bracket cover changes in finish and cushioning depending on where Ultra shift function provides effective multi-speed speed movement and superior control during racing. Caliper Flat mount standard 22mm piston width Magnetic spring mounted on piston 0.4 - 0.6 mm roll-back (return) Pad with wear indicator. Wet resin. Unique Mixed Padding