Brichwood Casey 2 In 1 Bore Cleaner is a complete formula for copper and nitro fouling. This 2-in-1 solvent does it all! Attacks, dissolves and removes all types of barrel fouling including lead, copper, plastic, carbon and powder fouling. The 2 In! Bore Cleaner has superior rust preventive additives that provides long term protection after cleaning. Contains no nitrobenzene, butyl cello solve or other highly toxic ingredients. Safe, fast and easy-to-use. Great for rifles, shotguns and handguns. 6oz. aerosol.