Aero Precision EPC AR-15 9mm Complete Threaded Upper Receiver with 5.5″ Barrel, Atlas R-One 4.8″ Handguard- Black

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.

Product comes assembled.

This 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.

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
• Chamber: 9×19 (9mm)/li>
• Length: 5.5″
• Twist: 1 in 10
• Threading: 1/2″x28
• Material: Chrome Moly Vanadium
• Finish: QPQ corrosion resistant finish both inside and out

Includes:

• EPC-9 Upper Receiver
• 4.8″ ATLAS R-ONE Handguard
• 5.5″ 9mm CMV Barrel