gritz55This is a used 5.56 heavy barreled upper from PSA, it came with a heavy barrel from FN. Barrel: -FN -Chrome Lined -1:7 Twist - Mid Length Gas -1K round count (plenty of more life out of this barrel) -Consistent 3/4 MOA with AAC 77gr SMK -(have gotten 1/2 groups with other 77gr ammo) Handguard: -Keymod -has Pic underneath for attaching to tripods. DOES NOT INCLUDE: -MUZZLE DEVICE, I can put a A2 back on it if you want. -BCG DOES INCLUDE: -Charging Handle -(mil spec) -Offset pic rail (bcm)
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