Bore Tech's Extreme Clean Parts Cleaner 32 oz Liquid is a cutting-edge cleaner that quickly and effectively removes heavy carbon fouling, oil, grease and debris without the hazards and odors typically found in competitive cleaners. Extreme Clean's highly advanced chemical formulation utilizes a sophisticated blend of surfactants, penetrants, suspending agents that quickly loosens and releases fouling from the surface. This enhanced formulation provides a deep cleaning and effectively neutralizes and removes the corrosive residues found in surplus ammunition and black powder. Extreme Clean is ideal for AR bolt and bolt carriers, flash suppressors, compensators, revolver cylinders, gas pistons and any other place heavy carbon fouling, oil or grease is found. Extreme Clean is safe on most alloys, polymers, steels, and coatings. * A cleaner that shows results in seconds, Extreme Clean! Note:*For anodized aluminum & polymer parts, check every 3-5 minutes to ensure safety....