Jebs Choke Tubes Upland and Windshooting 12 Gauge Choke Tube Benelli/Beretta Mobl .690 Improved/Modified Upland Tube Matte Stainless JPC - 12F2/690. This Upland Choke Tube by Jebs Choke Tubes is ideal for use with slugs as the choke will not release...