FN M4A1 Military Collector 5.56x45mm Upper Assembly

Own a piece of firearm history from the makers of the world’s most battle-proven firearms.

FN is the only company to offer the Military Collector Series – semi–automatic versions of battle-proven firearms such as the M4A1, M16A4, and M249 SAW.

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 Upper Receiver is chambered in 5.56x45mm NATO and features a 14.7 inch barrel. The barrel is button-broached, has a 1:7 RH twist and is chrome-lined. 

Specs:

• FN M4A1 Military Collector Upper Assembly
• CALIBER: 5.56x45mm/.223 Rem
• OPERATION: Direct impingement carbine-length gas system
• WEIGHT: 4.98 lb.
• BARREL LENGTH: 14.7"
• SIGHTS: A2-style front, adjustable rear sight
• TWIST RATE: 1:7 RH
• STOCK COLOR: Matte black

PRIMARY FEATURES

• Knights Armament M4 RAS Adapter rail with rail adapter covers
• M16-style MIL-SPEC bolt carrier group and HPT/MPI-tested bolt made from Carpenter 158
• MaTech Rear Sight
• Button-broached, chrome-lined barrel

RECEIVER

• Forged from 7075-T6 aluminum
• Hard Coat Anodized per Mil-A-8625F, Type 3
• M4 Flat-Top receiver
• MIL-STD-1913 rail at the 12 o’clock position, T marked
• Adjustable MaTech USGI rear sight, detachable

BARREL

• 14.7” Button-broached per Mil-B-11595E, Chrome lined
• High Pressure Tested (HPT) and Magnetic Particle Inspected (MPI) 
• A2 pinned Compensator
• A2 front sight with bayonet lug, F marked

BCG

• Bolt Carrier: Chrome lined, Auto profile
• Bolt Carrier Finish: Mil-Spec phosphate coating
• Bolt HPT-MPI inspected 
• Chrome lined Gas Key
• Chrome Plated Firing Pin

FOREND

• Knights Armament RAS Quad Rail Adapter System Forend - Carbine Length
• Knights Armament MIL-STD-1913 Rib Rail Panels Kit
• Knights Armament MIL-STD-1913 Vertical Forward Pistol Grip
  

OPERATING CONTROLS

• Forward assist
• Charging handle

INFORMATIONS

• AT - Category B 
• Including C.I.P. 
• To place an order, contact your local firearm dealer
• To import a firearm into a european union member country, contact your local firearm dealer
• Compatible accessories see under this article, accessories