12.7mm SMG Stacked Magazine

12.7mm SMG stacked magazine is a weapon mod for the GRA 12.7mm submachine gun in the Fallout: New Vegas add-on Gun Runners' Arsenal.

Effects
Increases the magazine capacity of the GRA 12.7mm submachine gun by 6 rounds, from 21 to 27. This mod causes the magazine to extend further along the top of the weapon.

Locations
Sold by:
 * Vendortron, Gun Runners
 * Traveling merchants
 * Arms merchant, 188 trading post
 * Boomer munitions manager, Nellis Air Force Base in the mess hall & munitions storage building.