The REC7 (formerly known as the M468) is the designation for an upgrade to the M16/M4. The REC7 is manufactured by Barrett Firearms Company, who are probably best known for producing the M82 .50 caliber sniper rifle.
The Barrett M90 was produced and designed by Barrett Firearms in 1990 as a bolt action, bullpop sniper rifle which was a more civilian friendly large caliber firearm to the Barrett M82A1. The weapon has been replaced by the Barrett M95.
The Barrett M82 rifle is a high-powered heavy sniper rifle designed and developed in by the Barrett Firearms Company of the United States. The weapon is currently used by numerous armies and units throughout the world, including the American Special Forces.
The Barrett M95 (also commonly referred to as the Model 95M) is a .50 BMG (12.7 x 99 mm) sniper and special operations rifle produced manufactured by the Barrett Firearms Company. The rifle is an improved version of the popuular, earlier Barrett M90.