Grenade Machinegun

The  is a weapon in Fallout: New Vegas.

Characteristics
The Grenade Machine Gun is a very powerful, late-game weapon that fires a slew of grenades at incredible speed. While it's not the most powerful late-game weapon (I.E., Archimedes II's Portable laser beacon.), it can still chew apart most things the Mojave Wasteland can throw at you. A mod called the Grenade MG High-Speed Kit is available for it which increases it's firing rate by 40 DPS to 120 DPS.

Appearances
The appears in Fallout: New Vegas.