FN Herstal: FN 15 Military Collector M4, 5.56

FNH : 36318
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Own a piece of firearm history from the makers of the world’s most battle-proven firearms. The FN 15® Military Collector Series M4 brings to market a military replica rifle made to FN’s, and the U.S. military’s exacting specifications. The semi-automatic rifle is chambered in 5.56x45mm NATO and features a 16-inch, 1:7 RH, button-broached, and chrome-lined barrel. The UID-labeled lower receiver is equipped with an ambidextrous selector switch, just like its select-fire big brother, the M4A1.


Primary Features

Semi-automatic only

Ambidextrous selector


Hard-anodized aluminum

Flat-top receiver

MIL-STD-1913 rail at the 12 o’clock position

UID label


16” button-broached, chrome-lined

A2-style compensator (permanently attached)


Collapsible, 6-position with sling mount

Knights Armament M4RAS Adapter rail with rail adapter covers

A2 pistol grip

Operating Controls

Ergonomic magazine release

Forward assist


Aluminum body

Low-friction follower




Mounting System: Picatinny Rail

Caliber: 5.56 NATO

Muzzle Thread : 1.2x28

Gas System: Direct Impingement 

Barrel Length: 16"

Product Weight: 6.6 LBS

Length: 30.5" – 34.2”

Magazine: 30 rd.



  U.S. Government Export Restriction

This item is restricted for export by the State Department and Department of Commerce. Make sure that you are familiar with all applicable laws.  ITAR Information.


FFL Requirements & Magazine Restrictions

This item has to ship to an FFL. Please read the attached information. Shipping Rules & Magazine Restrictions.




5.56 NATO
16 inch