11.5 Upper A2 1/7 QPQ Barrel
We started with a 11.5" 1/7 twist barrel for this build. The barrel is made from 4150 machine gun steel with QPQ Nitride finish. The upper receiver is milspec A2 and is type 3 hard coat black. This receiver does not have M4 ramps. The Flash hider is a A2 this is for PISTOL OR SBR USE ONLY. Our barrels are Mil-Spec or better. We recommend a 55gr or 62gr bullet for best accuracy. The front sight is a A2 NON F-Marked with bayonet lug and attached with taper pins.
Upper: A2 7076-T6 with type 3 hard coat
Barrel: 11.5" Gov M4 ramped 4150 1/7 5.56 NATO QPQ Barrel
Gas System: Carbine
Gas Block: A2
Handguard: Two Piece Drop In Handguards
Flash Hider: A2