Used and recommended by major firearms manufacturers, Oil Extreme Duty CLP is designed to clean, lubricate and protect your firearms in one simple step. It contains high grade additives that dissolve powder residue, old lubrication and other contaminates. It penetrates deep into rust to help clean neglected firearms and free rusted parts and actions. Extreme Duty CLP's superior anti-wear additives reduce friction and wear while the unique waterproof, super slick film resists blow out and extends firearm life and runtime. The special formulation leaves behind a microscopic layer of protection against rust and corrosion caused by handling, fingerprints, moisture and harsh environments, including salt water. Used by major firearms manufacturers to coat and protect firearms prior to shipping, the solvent based Extreme Duty CLP aerosol contains a unique drying agent that leaves your firearm clean and protected from rust and corrosion without any gummy residue.