The first repeating rifle adopted in significant numbers by any army, giving Union forces a decisive firepower advantage. Seven rounds in a tubular magazine in the buttstock, fired by a lever-action mechanism. Abraham Lincoln personally tested and approved the Spencer at the Washington Navy Yard in 1863. Confederate soldiers called it "that damned Yankee rifle that you could load on Sunday and shoot all week." Type: Rifle Action: Lever-Action Caliber: .56-56 Spencer Capacity: 7 Year introduced: 1860, USA Weight: 88 oz Overall length: 42.5" Status: Discontinued Military use: Yes Intended use: military