The No. 1 Mk V was an experimental variant developed at Enfield to improve the SMLE design, featuring an aperture rear sight moved to the receiver and other improvements. Only about 20,000 were produced as a trial and the design was not fully adopted. Type: Rifle Action: Bolt-Action Caliber: .303 British Capacity: 10 Year introduced: 1922, UK Weight: 87 oz Overall length: 44.5" Status: Discontinued Military use: Yes Intended use: Military, Collecting