$31.50
All AR15 – Overstock uppers, kits, and rifles are hand-built in our shop by hard-working Americans, many of whom are proud Veterans. The current build-to-ship time of this product can be up to 1-2 days.
This AR15 upper receiver assembly comes ready to attach to any Mil-Spec lower receiver. It is built around a 7.5 inch, 4150 chrome moly barrel and has a black nitride finish. The upper receiver is a forged M4 flat top upper, allowing you to easily attach rifle scopes and red dot sights to the picatinny rail.
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