Mossberg 500 Waterfowl in 12 gauge with 30-inch vent-rib barrel. Maximum barrel length option for long crossing shots. Camo finish, fiber optic. Type: Shotgun Action: Pump Caliber: 12 Gauge Capacity: 5 Year introduced: 1980, USA Weight: 7.75 oz Overall length: 50" Status: Active Intended use: Waterfowl Hunting