The lightweight air-cooled Lewis Gun that became the primary light machine gun of Allied forces in WWI, featuring the distinctive top-mounted pan magazine. Its relative portability allowed infantry units to carry organic firepower not previously possible. Type: Rifle Action: Full-Auto Caliber: .303 British Capacity: 47 Year introduced: 1913, United Kingdom Weight: 25 oz Overall length: 50.5" Status: Discontinued Military use: Yes Intended use: Military, Collecting