Precision made to ensure tighter shot patterns, the Carlson's Choke Tubes Beretta Optima HP 12 Gauge Sporting Clay Choke Tubes are ideal for clay pigeon shooters. These Shotgun Chokes made by Carlson's Choke Tubes are made with 1704 Stainless Steel for improved quality and durability over standard tubes. The Carlson's Beretta Choke Tube has a large parallel section that has 25% more area than previous models. Carlson's Shotgun Chokes are knurled for easy removal and laser etched for constriction reference.Specifications:Manufacturer: Carlson's Choke TubesColor: StainlessFabric/Material: 17-4 Stainless SteelGauge: 12Choke Tube System: Beretta Optima HPGun Make: BerettaQuantity: 1Additional Features: Non-PortedIncluded Accessories: Choke WrenchCountry of Origin: USAFeatures:Tightens the pattern of your shotCompatible w/ Lead shot, Steel Shot, Copperplated Shot, Nickel Shot, Hevi-Shotshells, and Buck ShotKnurled end for simple removal and attachmentConstriction is etched on the side