M4E1 THREADED 8" .300 BLACKOUT COMPLETE UPPER RECEIVER W/ ATLAS R-ONE HANDGUARD

AERO PRECISION

MSRP: $595.00
Sale: $534.99
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UPC:
840014608539

This complete upper includes the Aero Precision's new 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.

Includes:

  • M4E1 Threaded Assembled Upper Receiver
  • ATLAS R-ONE Handguard - 7" MLOK
  • 8" .300 Blackout CMV Barrel
  • Low Profile Gas Block and Pistol Length Gas Tube
  • Product comes assembled
  • This complete upper does not include BCG or Charging Handle. 
  • The muzzle brake that comes with this complete upper receiver is NOT pinned nor welded to this barrel.

M4E1 Threaded Upper Receiver Features:

  • New enhanced forging that gives the upper receiver a "billet look"
  • New picatinny profile that blends seamlessly with their Enhanced Series Handguards
  • M4 Feedramps
  • .250 takedown pin holes
  • Laser engraved T-marks
  • Includes port door and forward assist installed

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
  • Compatible with low profile gas blocks
  • 1.3” Inside diameter
  • 1.5” Outside diameter
  • Compatible with mil-spec AR15 upper receivers and barrels

8" .300 Blackout Barrel Features:

  • Length: 8"
  • Twist: 1 in 7
  • Muzzle: 5/8x24 Threaded
  • Material: 4150 Crome Moly Vanadium
  • Finish: QPQ corrosion resistant finish both inside and out
  • Gas Block: .750
  • Gas Port: .109
  • Gas System Length: Pistol
  • Weight: 18oz
  • M4 Barrel Extension
  • HP and MPI Tested

SPECS:

Shipping to FFL Dealer Required No
Made In America? Yes
Platform AR15
Series ATLAS
Caliber .300 Blackout
Barrel Length 8"
Manufacturer Part Number:
APAR700701M1
Sub Category:
Complete Uppers
Cartridge:
300 AAC Blackout
Barrel Length:
8"
Gas System Length:
Pistol
Gas Block Diameter:
.750″
Handguard Style:
M-LOK
Handguard Length:
7"
Handguard Material:
Aluminum
Color:
Black