Despite showcasing innovative features like duplex rounds, saboted flechettes, and caseless ammunition, none offered enough improvement over the M16A2 to justify the logistical overhaul needed.
National Interest on MSN8mon
M16: Why Are There So Many Different Versions of This Rifle?Soldiers and marines who served before 9/11 may remember the M16A2 as the first and only military weapon they ever fired.
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