M16A4 M16 rifle

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united states marine corps m16a4 rifle picatinny rail , foregrip.


the m16a4 fourth generation of m16 series. equipped removable carrying handle , full length quad picatinny rail mounting optics , other ancillary devices. fn m16a4, using safe/semi/burst selective fire, became standard issue u.s. marine corps , current issue marine corps recruits in both mcrd san diego , mcrd parris island.


military issue rifles equipped knight s armament company m5 ras hand guard, allowing vertical grips, lasers, tactical lights, , other accessories attached, coining designation m16a4 mws (or modular weapon system) in u.s. army field manuals.


colt produces m16a4 models international purchases, specifics selective fire:



r0901 / nsn 1005-01-383-2872 (safe/semi/auto)
r0905 (safe/semi/burst)

a study of significant changes marine m16a4 rifles released in february 2015 outlined several new features added inexpensive , available components. features included: muzzle compensator in place of flash suppressor manage recoil , allow faster follow-on shots, though @ cost of noise , flash signature , potential overpressure in close quarters; heavier and/or free-floating barrel increase accuracy 4.5 moa potentially 2 moa; changing reticle on rifle combat optic chevron-shaped semi-circle dot @ center used in m27 iar s squad day optic not obscure target @ long distance; using trigger group more consistent pull force, reconsideration of burst capability; , addition of ambidextrous charging handles , bolt catch releases easier use left-handed shooters.


in 2014, marine units provided limited number of adjustable stocks in place of traditional fixed stock m16a4s issue smaller marines have trouble comfortably reaching trigger when wearing body armor. adjustable stocks added standard authorized accessory, meaning units can use operations , maintenance funds purchase more if needed.


the marine corps had long maintained full-length m16 standard infantry rifle, in october 2015 switch m4 carbine approved standard-issue weapon, giving marine infantrymen smaller , more compact weapon. enough m4s in inventory re-equip necessary units september 2016, , m16a4s moved support , non-infantry marines.








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