The US Army's standard rifle from 1873 to 1892. A converted breech-loading trapdoor action using .45-70 black powder cartridges. Type: Rifle Action: Single-Shot Caliber: .45-70 Govt Capacity: 1 Year introduced: 1873, USA Weight: 8.5 oz Overall length: 52" Status: Discontinued Military use: Yes Intended use: Collector, Military