The Wilwood MC4 Mechanical Parking Brake Caliper combines high output performance with a simplicity design and construction. This single piston caliper is a manually actuated parking brake which is operated by a cable. It is fitted with a cable return spring and the mechanical lever accepts .310" diameter barrel-ended parking brake cable. The caliper has been engineered with noise dampening features which provide a quiet and rattle free caliper. The body of the caliper is forge billet anvil for superior strength under load but is also very lightweight.Composite Metallic high friction brake pads come complete with the brake caliperThe calipers are coated with brake fluid resistant high gloss powder coatTo suits rotor sizes of .810" thick with 11.00" - 12.88" diameter rangeThe piston is protected by a boot which keeps the moisture and debris outThe MC4 caliper is the perfect solution is you require a separate mechanically operated parking brake. Supplied with the brake caliper are Compos