Bore Techs C4 Carbon Remover is a cutting edge carbon cleaner that quickly and effectively removes heavy carbon fouling without the hazards toxicity and odors typically found in competitive cleaners. C4 Carbon Removers proprietary formulation utilizes a sophisticated blend of surfactants penetrants suspending agents and chemical action to remove stubborn carbon deposits. This enhanced formulation provides a deep clean and also effectively neutralizes and removes the corrosive residues found in surplus ammunition and black powder. The C4 Carbon Remover is ideal for barrels throats and chambers AR bolt and bolt carriers flash suppressors compensators revolver cylinders gas pistons and any other place extreme carbon fouling is found.