Carlson's Choke Tube- Delta Waterfowl 12 Ga MR Browning Invector Plus DUCK Originally intended as a tool

Originally intended as a tool for sharpening broadheads and knives in the field

to hold zero

22 tip-off scope mounts

a built-in air pressure release valve

Carlson's Choke Tube- Delta Waterfowl 12 Ga MR Browning Invector Plus DUCK Originally intended as a toolCarlson's delta waterfowl extended choke tubes are manufactured from 1704 stainless steel and designed to throw tighter and denser patterns than conventional choke tubes. These choke tubes feature a 25% longer parallel section in the choke, thus throwing more consistent patterns. Each choke tube is knurled on the end to allow for quick and easy removal. Each choke tube has the constriction and size laser marked on the end and body for easy reference.