With the high velocity flat trajectory 5.56 mm cartridge one should aim about half way between the enemy’s chin and belt to ...

The M16A2 and M16A3 variants differ mainly in their firing modes, with the A3 offering fully automatic ... of the M16 for ...

The gunner has the option of using 30-round M16 magazines or linked ammunition ... as a one-for-one replacement for the designated "automatic rifle" (M16A1) in the Fire Team.

By the 1990s, the newest effort to replace the M16 was the Objective Individual Combat Weapon (OICW) program. The resulting arm combined a 5.56 NATO-firing rifle and a semi-automatic grenade ...