Product Description
The AR-10 Billet Upper Receiver Assembly. Our upper receiver is precision CNC-machined from solid aerospace billet aluminum. It is not a cheap forging. This is a top-tier upper receiver perfect for any high quality AR-10 build.Assembled with ejection port "dust" coverMil-Std 1913 Picatinny railM4 feed rampsMade in the U.S.A.Laser etched dust coverNot compatible with Aero Precision productsDPMS 308 styleBarrel nut thread pitch: 1-7/16"-16