The 13 tube Blakeslee Box for the Spencer repeating Civil War carbine

The Spencer was a brilliant design, incredibly modern, as a magazine fed repeating rifle… but its painfully slow reload process limited its capability. That is, until a great new piece of Civil War kit enabled soldiers to reload the Spencer magazine in seconds: the Blakeslee box. If you are going to shoot a newfangled Spencer carbine or rifle, you might as well go all out, and use the 13 tube Blakeslee box. And you can get one from the Civil War Ordnance Department: