The M855A1, 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 ...

Scott DeShields Jr. was going through a routine testing drill for a Serbu RN-50 rifle on April 9, when the final round of ammunition he placed in the rifle, caused it to explode. Probably as a ...