Breakthrough Clean Technologies Carbon Pro Heavy Carbon Remover & Bore Cleaner 5gl Pail. Utilizing a proprietary blend of chemical surfactants and detergents Carbon Pro effectively works to neutralize all corrosive residues preventing damaging rust and corrosion without etching or harming the barrels steel surface. With no noxious fumes or hazardous chemicals Carbo Pro is a safe and effective choice when it comes to removing stubborn carbon & lead build-up and cleaning the bore of your firearm. Specifications for Breakthrough Clean Technologies Carbon Pro Heavy Carbon Remover & Bore Cleaner - 5gl Pail: Manufacturer: Breakthrough Clean Technologies Weight: 40 lb Volume: 5 gal Features of Breakthrough Clean Technologies Carbon Pro Heavy Carbon Remover & Bore Cleaner - 5gl Pail Removes carbon and lead deposits Reduces the duration of cleaning and frequency between cleanings Petroleum & ammonia-free Short term Rust and Corrosion prevention Barrel safe 100percent Biodegradable Virtually Odorless Non-flammable Package Contents: Breakthrough Clean Technologies Carbon Pro Heavy Carbon Remover & Bore Cleaner - 5gl Pail Breakthrough Clean Technologies BTCPRO-5GL: Carbon Pro Heavy Carbon Remover & Bore Cleaner 5gl Pail