The original M1891 Infantry Mosin-Nagant features the full-length 31.5-inch barrel and a hex receiver, developed jointly by Sergei Mosin and Leon Nagant. It served the Russian Empire through WWI and the Russian Civil War. Type: Bolt-Action Rifle Action: Bolt-Action Caliber: 7.62x54R Capacity: 5 Year introduced: 1891, Russia Weight: 9.6 oz Overall length: 51.2" Status: Discontinued Military use: Yes Intended use: Collector