Mossberg 590 Nightstick in 12 gauge with 14.375-inch barrel. Pistol grip, bead sight. NFA-exempt compact firearm for vehicle and home use. Type: Shotgun Action: Pump Caliber: 12 Gauge Capacity: 5 Year introduced: 2018, USA Weight: 5.3 oz Overall length: 26.4" Status: Active Intended use: Home Defense/Vehicle