Trulock Sporting Clay Shotgun Choke Tube Browning Invector Plus 12 Ga Skeet 1 Ported. The choke tube bodies are choked-rolled and then fully bead blasted to produce the optimum amount of patterning with fast recovery after firing. Next the choke tube body is bead blasted to produce the optimum amount of preformance. Finally the choke tube is finished with a protective crimp in the area of the constriction. This choke prevents the choke tube from slipping while firing and holds the preform firmly in place. The choke tube can be easily removed for cleaning. Specifications for Trulock Sporting Clay Shotgun Choke Tube - Browning: Manufacturer: Trulock Finish: Bright Stainless Fabric/Material: Steel Gun Make: Browning Quantity: 1 Condition: New Age Group: Adults Package Contents: Trulock Sporting Clay Shotgun Choke Tube - Browning Trulock SCIP12735P: Browning Invector Plus Sporting Clay 12 Ga Skeet 1 Ported