American-made licensed copy of the Browning Auto-5 with long-recoil humpback design; issued to US aircrew in WWII. Type: Shotgun Action: Semi-Automatic Caliber: 12 gauge Capacity: 4 Year introduced: 1905, USA Weight: 104 oz Overall length: 47.25" Status: Discontinued Military use: Yes Intended use: hunting, military, sport