THE BATTERY GUN COMPANY GATLING GUN .45 COLT HAND CRANK
A hand-driven machine gun. This was the first firearm to solve the problem of loading, reliability, and firing of sustained bursts. It was invented by Richard J. Gatling during the American Civil War. Years later, the technology behind the gun was re-introduced by the US military and new versions of the gun are still in use today.
Muzzle Velocity: 2,000 ft/s (609 m/s)