The Panzer Arms M4 is a gas-operated semi-automatic shotgun styled closely after the Benelli M4 design, with a telescoping stock, pistol grip, and Picatinny rail. Chambered for 3-inch shells and designed for home defense and tactical use. Type: Shotgun Action: Semi-Automatic Caliber: 12 Gauge Capacity: 5 Year introduced: 2019, Turkey Weight: 84 oz Overall length: 40" Status: Active Intended use: home_defense, tactical