This EPC-9 Assembled Upper Receiver comes standard with Aero's 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. Aero Precision's 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 Receiver
• 4.8"/7.3""/10.5"/15" ATLAS R-ONE Handguard
• 5.5"/8.3"/11"/16" 9mm CMV Barrel
• Product comes assembled
• This assembled upper receiver does not include BCG or Charging Handle.
• The muzzle device included with this assembled upper receiver is NOT pinned nor welded to this barrel.

EPC-9 UPPER RECEIVER FEATURES:

• Last round bolt hold 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

• Full top picatinny rail for optional attachments
• Quick disconnect sling socket at the 3, 6 and 9 o'clock positions
• 1.3" Inside diameter
• 1.5" Outside diameter
• Compatible with mil-spec AR15 upper receivers and barrels

• Chamber: 9x19
• Length: 5.5"/8.3"/11"/16"
• Twist: 1 in 10
• Threading: 1/2"x28
• Material: Chrome Moly Vanadium
• Finish: QPQ corrosion resistant finish both inside and out