** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. ** The Shell Shock Technologies (SST) ...

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 ...