Shotgun and Choke Tube Cleaner (Item #SG012) is designed specially to remove fouling from barrels, choke tubes, and ports. SG012 easily cleans receiver and trigger assemblies. Shooter's Choice Shotgun and Choke Tube Cleaner quickly melts plastic wad fouling! Assures an even shot pattern Protects against rust, pitting and corrosion Minimizes malfunctions Safe, quick and easy Reduces recoil