Browning Standard Invector Choke Tube Polished Stainless X-Full Trap/Turkey Special 10 Gauge. These Browning choke tubes are set to industry constriction standards and its flush fit does not extend beyond the end of the barrel of a Browning shotgun. Choke tubes are a necessity if you are a seasoned shooter or just getting started along with other supportive shooting gear such as bags hearing protection and shooting glasses. Specifications for Browning Standard Invector Choke Tube: Manufacturer: Browning Color: Stainless Steel Finish: Polished Stainless Fabric/Material: 17-4 Stainless Steel Gun Make: Browning Quantity: 1 Features of Browning Choke Tubes - Standard Invector Produces excellent patterns with excellent uniform densities Set to industry constriction standards Flush fit does not extend beyond end of barrel Constructed of highly polished 17-4 stainless steel for the ultimate in performance and durability Package Content Browning Standard Invector Choke Tubes Browning Standard Invector Choke Tube Polished Stainless - X-Full Trap/Turkey Special 10 Gauge