M82 Barrett .50 Cal is one-rifle-army type of a sniper rifle introduced by the American Barrett Firearms Manufacturing Company. It has been in service since 1989 till date, used by armies and units around the world. This weapon used to have two variants – the original M82A1 and the bullpup M82A2. Now, however, the M82A2 has been replaced by XM500. The sniper rifle has a .50 BMG chambering and is also known as the Light Fifty. This mind-blowing single shot, bolt-action weapon comes with maximum fire range of 2600 meters and can shoot through a wall!