Stevens Stevens 320, Pump Action Shotgun, 20 Gauge, 3 Chamber, 18.5 Barrel, Black Finish, Pistol Grip with Full Stock, Bead Sight, 5 Rounds, Right Hand 22438 Take on any tactical situation with a shotgun built specifically for the task. Like all 320 shotguns, this Security model features a smooth, reliable pump action, proven rotary bolt and dual slide-bars.