This Barreled 7.5 inch M-LOK upper receiver comes with a 7 inch free float handguard and is built with only the best Mil-Spec components. The heart of this upper is comprised of a 4150 barrel and our black nitride bolt carrier group that is finished with an incredible polish, making the action smooth and easy to keep clean.

Barrel:

Length - 7.5"
Material - 4150 Chrome Moly Vanadium
Profile - Medium
Finish - QPQ Corrosion Resistant
Gas System Length - Pistol
Gas Block Journal - .750"
Twist Rate - 1:7 inches
Muzzle - 1/2x28 Threaded
Weight - 17oz
Other Info - M4 feed ramps

Upper Receiver:

Machined from a Mil-Spec 7075 T6 forging with OD Green Cerakote
M4 Feed ramps
Made in the U.S.A.

Handguard:

7" free float handguard
MIL-STD 1913 Picatinny rail on top
2 M-Lok slots on 3 sides
Precision Machined aircraft grade aluminum, for high strength and weight savings
Cerakote in Olive Drab Green
Clamp on system for easy assembly
Steel Barrel nut to resist movement under heat
8.9 oz with barrel nut and hardware
1.35" Inside Diameter
1.63" Wide
Made in USA

Please Note: Uppers may present light fouling from our quality control process and/or test firing

SKU: BGBU-755567A2-OD