This EPC-9 Complete 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’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.
- EPC-9 Upper Receiver
- 4.8″ ATLAS R-ONE Handguard
- 5.5″ 9mm CMV Barrel
- 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.
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
ATLAS R-ONE Handguard Features:
- 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
5.5″ 9mm Barrel Features
- Chamber: 9×19
- Length: 5.5″
- Twist: 1 in 10
- Threading: 1/2″x28
- Material: Chrome Moly Vanadium
- Finish: QPQ corrosion resistant finish both inside and out
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