Aero EPC 9mm Upper Receiver


EPC-9 – THREADED UPPER RECEIVER W/ LRBHO FDE Finish. Aero Enhanced handguard. KAK flash can. 6-inch Ballistic Advantage barrel.

The EPC-9 upper receiver is the perfect addition to any AR9 build. Including a last-round bolt hold open mechanism and compatible with most standard AR15 barrel nut and handguard combinations, this upper receiver will help take your pistol caliber build to the next level.


  • The last round bolt holds an open mechanism
  • Accepts most AR15-compatible barrel nuts and handguards
  • Dimple above threads to allow for proper handguard timing
  • Standard AR15 takedown/pivot pin lug pattern
  • Machined from custom forged 7075-T6 aluminum
  • Laser engraved T-marks


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