The Black Aces Tactical Pro Series S is an AR-style semi-auto shotgun with a pistol grip, M-LOK handguard, and Picatinny top rail. 18.5-inch barrel, detachable 5-round box magazine. Gas operated. Marketed as a value-priced tactical semi-auto. Type: Semi-Automatic Shotgun Action: Gas-Operated Caliber: 12 Gauge Capacity: 5 Year introduced: 2018, Turkey Weight: 6.5 oz Overall length: 36" Status: Active Intended use: Tactical, Home Defense