Jebs Choke Tubes Waterfowl 12 Gauge Benelli SBE-11/M2 Crio Choke Tube .685 Modified Upland Tube Matte Stainless JPC - 12E2/685. These Shotgun Chokes made by Jebs Choke Tubes are specifically designed for shotguns with port systems that allow for the use of a constricting gas screw or after market choke rails. That means you can confidently fire your shotgun with or without a choke tube. Plus this Jebs Shotgun Choke Tubes Upland and Windshooting 12GA Crio Choke Tube includes a matte finish that reduces light reflection and makes it a great choice for decoying birds out in the wild. Equip your shotgun with a Jebs Shotgun Choke Tubes Upland and Windshooting Choke Tube to take home all the best birds. Specifications for Jebs Choke Tubes Waterfowl 12 Gauge Benelli SBE-11/M2 Crio Choke Tube: Manufacturer: Jebs Choke Tubes Finish: Matte Fabric/Material: 17-4 Heat Treated Stainless Steel Gauge: 12 Gun Make: Benelli Gun Model: Benelli Super Black Eagle II Benelli M2 Package Contents: Jebs Choke Tubes Waterfowl 12 Gauge Benelli SBE-11/M2 Crio Choke Tube Jebs Choke Tubes 12E2/685: Waterfowl 12 Gauge Benelli SBE-11/M2 Crio Choke Tube .685 Modified Upland Tube Matte Stainless