The Short Magazine Lee-Enfield Mark III, the standard British Commonwealth service rifle of World War I. Its 10-round magazine and fast bolt design enabled a trained soldier to fire 15 aimed rounds per minute — the famous 'Mad Minute.' Type: Rifle Action: Bolt-Action Caliber: .303 British Capacity: 10 Year introduced: 1907, United Kingdom Weight: 8.8 oz Overall length: 44.5" Status: Discontinued Military use: Yes Intended use: Military, Collecting