Shotgun Choke Tube: This product is a removable shotgun choke tube designed for the compatible shotgun gauge and thread system identified in the title and specifications. It installs at the muzzle of a compatible shotgun barrel and is used to manage the shot pattern for its intended shooting application.CODE BLACK SNOW PLOW tubes will extend out the end of your barrel 1 ½". This product will give you a Full pattern with an effective range up to 70 Yards. The only difference between the Patternmaster CODE BLACK SNOW PLOW and Patternmaster CODE BLACK GOOSE is the color. Patternmaster applies a StrongBond White Powder Coat to the end of the SNOW PLOW tube to better conceal the tube during the fun, fast paced, Snow Goose mass casualty event. Gauge: 12ga Constriction (nominal): 0.715 in Effective Range: 40-70 Porting: Ported Always pattern test your firearm and follow manufacturer guidelines for choke use and ammunition compatibility.
