National Interest on MSN8mon
M16: Why Are There So Many Different Versions of This Rifle?The M16A2 has a thicker barrel than the M16A1. The flash suppressor was changed to keep the rifle from kicking up dust when ...
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.
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