Pedersoli reproduction of the Springfield Model 1873 Trapdoor, the standard US Army rifle at Little Bighorn. Trapdoor conversion of the Civil War-era Springfield musket to fire metallic cartridges. Type: Single-Shot Rifle Action: Break-Action Caliber: .45-70 Govt Capacity: 1 Year introduced: 1873, Italy Weight: 104 oz Overall length: 52" Status: Active Military use: Yes Intended use: Collector, Reenactment