The Lee-Metford Lee-Metford Mk I Rifle is a united kingdom-made bolt-action rifle chambered in .303 British, introduced in 1888. Primary use: hunting, sport. Type: Rifle Action: Bolt-Action Caliber: .303 British Capacity: 5 Year introduced: 1888, United Kingdom Weight: 112 oz Overall length: 44" Status: Discontinued Military use: Yes Intended use: hunting, sport