The Mossberg 500 Sporting is a competition-configured variant of the iconic 500 pump with a ported 30-inch barrel, competition rib, and adjustable comb for sporting clays and trap use at an entry-level price. Type: Pump-Action Shotgun Action: Pump-Action Caliber: 12 Gauge Capacity: 6 Year introduced: 1961, USA Weight: 7.5 oz Overall length: 50" Status: Active Intended use: Sporting Clays, Trap, Competition