The Jebs Choke Tubes Head Hunter Black Nitride 20 Gauge Beretta A-400 Optima HP Turkey Choke Tube is a practical choke tube that will help you get closer to the perfect point of aim. This choke tube designed by the experts at JEBS Choke Tubes is crafted out of high quality 17-4 heat treated stainless steel that has been finished with a black nitride coating, for additional protection against corrosion and wear. The Jebs Choke Tubes Head Hunter Black Nitride 20 Gauge Beretta A-400 Optima HP Turkey Choke Tube also features a very unique octagonal root section that works with the barrel threads of your shotgun, making this the perfect choke tube for the shooter who wants to get closer to the point of the target. Suggested use with a 17-4 heat treated stainless steel shotgun choke tube, you can't go wrong with the Jebs Choke Tubes Head Hunter Black Nitride 20 Gauge Beretta A-400 Optima HP Turkey Choke Tube.image