The Original Benchrest clean for any firearm Designed by well known bench rest competitor Butch Fisher this non abrasive chemical solvent is specifically designed to remove all forms of bore fouling including copper with an absolute minimum of effort and no damage. It will quickly remove carbon build up even in difficult to clean areas like the chamber throat. It also removes lead wax and even plastic shotgun wad build up. A significant improvement over conventional solvents Butchs can also control the copper fouling by pushing a few patches soaked with Butchs prior to shooting. Butchs is safe to use on normal and stainless barrels. It is a true All in One Cleaner. Try it and you will never use anything else Now available in three sizes.