a 5.56 mm Ball ammunition, is an enhanced performance round for today’s combat and training environments. It works with the M4 Carbine, the M249 machine gun, and the H&K and M16A2 rifles.

A shortened variant of the M16A2 rifle, the M4 carbine provides the individual soldier operating in close quarters the capability to engage targets at extended range with accurate, lethal fire.

The U.S. Department of Defense has awarded Columbia’s FN America a new $119 million contract to manufacture the military’s front-line assault rifles ... than 167,000 M4 and M4A1 carbines ...

As far as intermediate-caliber assault rifles go, the M16/M4 is an excellent rifle ... which allows troops to carry more ammo. The M16s fielded during Vietnam look a lot different than the ...