The civilian commercial Benelli M4 Tactical brings the M1014 military design to the civilian market with an 18.5-inch barrel, collapsible skeleton stock, and Picatinny rail. Mechanically identical to the military M1014. The premium price reflects its military heritage and ARGO gas system. Type: Shotgun Action: Semi-Automatic Caliber: 12 Gauge Capacity: 7 Year introduced: 1998, Italy Weight: 112 oz Overall length: 40" Status: Active Intended use: Home Defense, Law Enforcement, Tactical