FN 16" Carbine AR-15 Upper Receiver Assembly Waffle Guard A2 Front Sight - 36426

FN 15 Carbine Upper Receiver Assembly

The FN 15 Carbine Upper with M16-style bolt carrier assembly; Carpenter 158 Magnetic Particle Inspected (MPI) bolt; cold hammer-forged barrel; charging handle; A2 front sight; and manganese phosphate finish.

Meticulously assembled in FN’s Columbia South Carolina manufacturing facility alongside US Military contract M4 rifles, the FN 15 Upper Receiver Assembly is one you can absolutely rely on.

Its components include a cold hammer-forged barrel made of proprietary CrMoV barrel steel and chambered in 5.56x45mm; an M16-style Bolt Carrier Assembly with properly staked gas key and Carpenter 158 Magnetic Particle Inspected (MPI) bolt; a charging handle; A2 front sight; and M4 feed ramps.