The Gatling gun is one of the best-known early rapid-fire spring loaded, hand cranked weapons and a forerunner of the modern machine gun.
Invented by Richard Gatling, it is known for its use by the Union forces during the American Civil War in the 1860s, which was the first time it was employed in combat.
What about the 12-gauge you ask, take a look.
This video from “Made Smith’s Enterprises, LLC” posted on Facebook.
They highlight this modified hand-cranked gatling gun that spits out 12-gauge shotgun shells at an awesome rate.
This may not be legal in all states but man wouldn’t you love to have this baby rocking on your ranch as you get rid of vermins?
You can mount this thing on your truck and really go to town with the gatling gun roaring in the back.