AR-45 Billet Upper Receiver

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-45 build.
  • 4 Cerakote color selections available, which include Magpul FDE, Sniper Gray, Magpul OD Green, and Burnt Bronze.
  • The non-Cerakote finish options include Black Anodized.
  • Oversized wall thickness to add strength for blowback operation
  • Designed specifically for pistol caliber AR builds
  • Widened ejection port for large pistol caliber cases
  • Mil-Std 1913 Picatinny rail
  • Weight: 7.4 oz
  • Made in the U.S.A.