It's official. I want one.

One of what, you ask? One of these:

That's your M134 minigun. While it looks like you hold that handle at the base of the barrel and use it offhand, like in "Predator," the weapon is actually upside-down in the photo. So it doesn't work like this:

It would knock you on your ass. It works like this:

Has to be mounted. And your ammo costs are going to be outrageous. Hat tip to Ace.