Montana X-Treme Copper Killer designed for problem barrels or high volume shooters where copper buildup is a problem. Copper Killer 50 B.M.G. is our best solvent for removing stubborn copper deposits. Copper Killer 50 B.M.G. is the industrial...
Montana X-Treme Copper Killer designed for problem barrels or high volume shooters where copper buildup is a problem. Copper Killer 50 B.M.G. is our best solvent for removing stubborn copper deposits. Copper Killer 50 B.M.G. is the industrial...