Break Free CLP (MIL-SPEC 63460F Type-A) is more than just gun oil. Trusted by Agencies and Military around the world, it was the first to pass MIL-SPEC 63460. CLP cleans burnt powder residue and other fouling materials from the gunâ€™s bore, moving parts, and exterior. The formula also reduces friction and protects against corrosion. CLP will not break down under extreme temperatures or pressure and is made from the highest-quality synthetic oils. For an all-in-one solution to service and preserve your firearm, use Break Free CLP.