Technologically advanced, 100% biodegradable formula is environmentally safe, yet strong enough to remove the toughest carbon, lead, and moly fouling in just seconds. Ideal for rifle barrels, bolt faces, flash suppressors, compensators, silencers, chamber throats, revolver cylinders, gas pistons and any other place extreme carbon fouling is found. Will also neutralize and remove corrosive salts found in surplus military ammunition and black powder. Deep cleaning action easily penetrates the smallest crevices and other hard-to-reach areas, leaving heavily fouled parts looking factory new. For really stubborn fouling just soak in C4 Carbon Remover for a few minutes, then wipe or patch dry. Conditions the metal to help prevent future build-up. Non-flammable, ordorless, ammonia free solution is safe for indoor use.

SPECS: 4 fl. oz. (118 ml) squeeze bottle or 16 fl. oz. (473 ml) plastic bottle.