The M240 has been a staple of U.S. firepower for nearly 50 years. Heavy, rugged, and combat-proven, the belt-fed 7.62x51mm machine gun has been carried by generations of American troops in conflicts ...
The M27 IAR is chambered for 5.56mm NATO legacy cartridge, while the M7 rifle is chambered for the larger and more modern 6.8mm round.