Barrett fifty cal paintball gunBarrett fifty cal paintball gun50 Cal. . Soldier Lessons Learned [LTC Jim Smith 15 May 2003] "The Barrett 50 cal . began in Afghanistan in late 2001, the Army bought fifty . of us got to try out my friend Andy's Big Fifty. army, marines, marine corps) sniper -(airsoft, paintball . . . . . Barrett Model 82A1 magazine bodies are . . . 50 cal sniper . . . . . Equipment and Gear; New Barrett . SERBU . . . . . selected the Marine Corps M82A1M/M82A3 (made by Barrett . ... more