Pistol grip stock variant of the M4 Tactical for close-quarters tactical use. The vertical pistol grip improves control during breaching and vehicle entry drills. Gas-operated ARGO system ensures reliability with reduced loads used in training. Type: Shotgun Action: Semi-Automatic Caliber: 12 Gauge Capacity: 5 Year introduced: 2004, Italy Weight: 91 oz Overall length: 40" Status: Active Military use: Yes Intended use: Military, Tactical, Law Enforcement