The M16A4 served as the primary service rifle for the US Marine Corps from 1997 until 2015. -Essentially an M16A2 with a flat ...

Many of these US-made weapons have ended up in the hands of Baloch armed groups as well, like M16A2 and M16A4 assault rifles, Trijicon ACOG optics, and M203 under-barrel grenade launchers.