Description
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.
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"