Obviously the stars in that mini clip our are own service men and woman but here is some info on their supporting cast member.
Currently in service with US Military Forces
Fixed rates of fire of either 3,000 or 4,000 shots per minute
Chambered in standard 7.62 X 51 NATO ammunition
MEAN TIME between stoppages: 30,000 rounds
MEAN TIME between failure: 500,000 rounds
Dillon Aero designs emphasize high durability and long service life, enhancing the weapon's low cost of ownership
The Dillon Aero M134D Gatling Gun delivers the same high rounds per square meter as the original design. No single barreled NATO machine gun can match its performance
Dillon Aero magazines are available in 1500, 3000, or 4500 round capacity.
Good Lord... Thats is Awesome... Does anyone remember seeing the video of a copter pilot and crew engaging these 2 or 3 Iraqis in the desert who were moving what looked like weapons between a car and a truck? I wonder if the method of dispatch they used was the same mini-gun. It looked like it. Cut the truck into ribbons.