The definitive and final major variant of the Springfield Trapdoor with the Buffington rear sight. Remained the standard US Army rifle until replaced by the Krag-Jorgensen bolt-action in 1892. Type: Rifle Action: Single-Shot Caliber: 45-70 Govt Capacity: 1 Year introduced: 1884, USA Weight: 9.5 oz Overall length: 55.9" Status: Discontinued Military use: Yes Intended use: Military Service