The Ithaca Gun Company Mag-10 is a usa-made semi-automatic shotgun chambered in 10 gauge, introduced in 1975. Primary use: Hunting, Waterfowl. Type: Shotgun Action: Semi-Automatic Caliber: 10 gauge Capacity: 5 Year introduced: 1975, USA Weight: 96 oz Overall length: 47.5" Status: Discontinued Intended use: Hunting, Waterfowl