CL Brakes' signature compound has been the brake pad of champions for over 6 years. Its high yet controllable initial bite, low compressibility for rock-hard pedal feel, consistenly high friction coefficient and moderate pad wear make it an excellent choice for a varity of motorsport applications, from rally to tarmac. Average friction coefficient of 0.5. Requires use with a top-quality brake fluid; bleed your brake system regularly. Bedding in procedure: No particular bedding in necessary, thanks to CL Brakes' high metal content. For use with new discs, let the system temperature rise gradually. For use with bedded-in discs, perform a few moderately hard stops. Composition: Sintered metal, mainly graphite, ceramic, iron, copper and bronze. Free of lead, asbestos and nickel (CL Brakes patented NoNiTech technology) to protect the planet.