Hoppe's Elite Bore Gel Great for deep cleaning and metal conditioning Removes carbon, lead and most copper fouling Contains state-of-the-art aerosolvents, surfactants and other components Approved safe by all major gun manufacturers and exceeds both EPA and MILSPEC requirements Great for deep cleaning and metal conditioning; Safe for every day use Removes carbon, lead, and most copper fouling Contains state-of the-art aero-solvents, surfactants and other components Includes one 4 oz. bottle Approved safe by all major gun manufacturers and exceeds both EPA and MILSPEC requirements