Weapons of the New Millenia from Best Mods For Fallout: New Vegas
The best New Vegas mods offer unique equipment, and this one is quite the collection. It includes every weapon released by the mod maker - Millenia. You gain access to crowd-pleasers such as the AK-47, Bushmaster M4A1, Colt M1911 and many, many others. Some of these you can get in-game for free, while others can be looted off of your enemies.