Aero Precision EPC-9 Threaded 16 9mm Complete Upper Receiver

This EPC-9 Complete Upper Receiver comes standard with our ATLAS R-ONE Handguard. The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards.INCLUDES:EPC-9 Upper Receiver15" ATLAS R-ONE Handguard16" 9mm CMV BarrelProduct comes assembledThis complete upper receiver does not include BCG or Charging Handle.The muzzle device included with this complete upper receiver is NOT pinned nor welded to this barrel.EPC-9 UPPER RECEIVER FEATURES:Last round bolt hold open mechanismAccepts most AR15 compatible barrel nuts and handguardsDimple above threads to allow for proper handguard timingStandard AR15 takedown/pivot pin lug patternMachined from custom forged 7075-T6 aluminumATLAS R-ONE HANDGUARD FEATURES:Full top picatinny rail for optional attachmentsQuick disconnect sling socket at the 3, 6 and 9 o'clock positions1.3" Inside diameter1.5" Outside diameterCompatible with mil-spec AR15 upper receivers and barrels16" 9MM BARREL FEATURES:Chamber: 9x19Length: 16"Twist: 1 in 10Threading: 1/2"x28Material: Chrome Moly VanadiumFinish: QPQ corrosion resistant finish both inside and out