12.7 x 42 Caliber Complete Assembled Upper



Ambi Charging Handle

Upgrade Hand Guard


Available in 16″ or 10.5″ lengths, 4150 chromoly, 1:19 twist, .875″ gas block journal, muzzle threaded 49/64-20, includes 4-port muzzle brake.

Upper includes complete BCG (.136 bolt face depth) and charging handle.  Ready to install and fire on your AR-15 lower.

Comes standard with GI plastic hand guards.  Optional hand guards available.

16″ barrel uses a carbine length gas system.

10.5″ uses a pistol length gas system.

Additional information

Barrel Length

10.5" Chromoly, 16" Chromoly