The Blue Wonder Blue Removal System saves dozens of hours of work in the most important part of any re-bluing project -- metal preparation. Use the Blue Wonder Blue Remover to easily remove factory bluing and strip your gun parts down to bare metal in minutes. Then apply the Stabilizer to neutralize the acids. This leaves your gun parts in pristine condition for the Blue Wonder Blue or Black kits. The Blue Wonder Blue Removal System will easily remove factory blueing and many other factory-applied finishes to firearms. It will also remove most cold blue refinishing products. FeaturesRemoves factory bluing in secondsEasy to useNo Intense ScrubbingEach Kit contains:Blue Wonder Blue Remover -- 4 oz. bottleBlue Wonder Stabilizer -- 4 oz. bottle1 plastic scrub brush