PRI Mark 12 Mod 0 AR-15 Complete Upper Receiver 5.56x45mm NATO 18" Barrel 1:7" Twist Flat Dark Earth

The PRI Mark 12 Mod 0 SPR Upper Receiver Assembly is a ready to shoot 5.56 upper, equipped with a 18" Douglas 416 stainless steel barrel with a fitted bolt, and commercial bolt carrier. The Mark 12 Mod 0 SPR has a flat-top picatinny receiver, PRI flip up front gas block front sight/rear sight, and rifle length gas tube. It also comes with a Gas Buster charging handle with a big latch and OPS Muzzle Brake with collar. The Mark 12 Mod 0 SPR Gen II comes equipped with a Gen III rifle length carbon fiber free float forearm in either black or flat dark earth finish. The full length top rail comes with an PEQII removable rail section as well. FeaturesForged Upper Receiver T6 7075 Hard coat anodized aluminum Douglas 416 stainless steel 18" Barrel with M4 feed rampsFlip up front sight gas block with 2 cross bolts for securingRifle Length Forearm with Black or FDE Finish SPR Straight Fully Length Picatinny Top Rail with SPR PEQ II Removable Rail SectionRear Sight designed for the g...