Mossberg 590A1 SBS in 12 gauge with 14-inch barrel. NFA-regulated short-barreled shotgun, military spec. Heavy wall barrel and metal safety. Type: Short-Barreled Shotgun Action: Pump Caliber: 12 Gauge Capacity: 6 Year introduced: 1997, USA Weight: 6.75 oz Overall length: 26" Status: Active Military use: Yes Intended use: Military/Law Enforcement