Break-Free brand BFI Bore Paste, 2 oz tube, ensures a clean and accurate gun barrel. Bore Paste easily removes the hardened powder residue, copper and moly fouling and buildup that comes with frequent firing. Great for removing moly, copper, and hardened powder residue Easily removed from bore as very fine and mild abrasive paste softens when used Cleans quickly and better than ordinary solvents and cleaners Can restore accuracy After cleaning, always coat with Break-Free CLP or Collector to prevent rust and corrosion 2 oz. tube