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FN 15® M4 Upper Assembly

Military Collector Series - Complete Upper Receiver Assembly

MSRP: $1,682
Specs

Own a piece of firearm history from the makers of the world’s most battle-proven firearms. The FN 15® Military Collector Series M4 upper receiver assembly is an authentic reproduction of the original, made to FN’s and the U.S. military’s exacting specifications. A 14.7-in. chrome-lined barrel is button-broached, with a 1:7 twist rate, the welded compensator brings the barrel length to 16-in. Cut with a 5.56x45mm NATO chamber to mate with the Carpenter 158 steel bolt, each MIL-SPEC bolt carrier is high-pressure and magnetic particle tested for enduring reliability.

Sell Sheet

PRODUCT#DESIGNATIONUPC
36318-07FN 15 M4A1 Upper Assembly845737017347

Specs

  • Caliber: 5.56x45mm
  • Weight: 4.98 Lbs.
  • Barrel Length: 16"
  • Operation: DIRECT IMPINGEMENT CARBINE-LENGTH GAS SYSTEM
  • Twist Rate: 1:7 RH
  • Sights: A2-style front, adjustable rear sight

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 (16” overall length)

A2-style compensator (permanently attached), actual barrel length 14.7”