Jebs Choke Tubes Upland and Windshooting 20 Gauge Choke Tube Benelli SBE-11/M2 Crio .580 Modified Upland Tube Matte Stainless JPC - 20E2/580. This Shotgun Choke by the experts at Jebs Choke Tubes is made specifically for the "wing-shooter". The Jebs Upland and Windshooting Choke Tubes was specifically designed for the shotgun that has a choke constrictor that helps minimize wind disturbances while allowing the shooter to use a choke that has a smaller constriction to avoid sizing. This Jebs Upland Choke Tubes is made out of high strength 17-4 heat treated stainless steel to ensure the Choke Tubes will have many years of efficient and reliable service. For a perfect way to make sure you have a great day of shooting choose the Jebs Choke Tubes 20 Gauge Upland & Windshooting Choke Tube. Specifications for Jebs Choke Tubes Upland and Windshooting 20 Gauge Benelli SBE-11/M2 Crio Choke Tube: Manufacturer: Jebs Choke Tubes Finish: Matte Fabric/Material: 17-4 Heat Treated Stainless Steel Gauge: 20 Choke Type: Modified Diameter: 0.58 in Gun Make: Benelli Gun Model: Benelli Super Black Eagle II Benelli M2 Package Contents: Jebs Choke Tubes Upland and Windshooting 20 Gauge Benelli SBE-11/M2 Crio Choke Tube Jebs Choke Tubes JPC - 20E2/580: 20 Gauge Benelli SBE-11/M2 Crio .580 Modified Upland Tube Matte Stainless