Slip 2000 Choke Tube Cleaner provides you with a safe effective way to clean carbon and plastic wad fouling from choke tubes and all those semi-auto shotguns gas system parts.Specifications:Type: ChemicalsWidth: 4.85Height: 2.95Length: 8.75Dimension: 2.95 X 4.85 X 8.75Master Pack: 12Other Features: Removes Carbon & Plastic Wad Fouling From Choke Tubes & Bbl Non-flammable, Non-hazardous Biodegradable