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Aero Precision M4E1-T 5.56 Partial Upper Receiver w/ Atlas R-One Handguard - 11.5" FDE

AR-15 Partial Upper Receiver

Out of stock


Aero Precision M4E1-T 5.56 Partial Upper Receiver w/ Atlas R-One Handguard - 11.5" FDE

$489.99

This complete upper includes Aero's new ATLAS R-ONE Handguard! The R-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. Their 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
  • 9" ATLAS R-ONE M-LOK Handguard
  • 11.5" 5.56 CMV Barrel, Carbine Length
  • Low Profile Gas Block and Carbine Length Gas Tube
  • Product comes assembled
  • This complete upper does not include BCG or Charging Handle. These products may be selected as add-ons under the FINISH YOUR BUILD tab
  • 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 our Enhanced Series Handguards
  • M4 Feedramps
  • .250 takedown pin holes
  • Laser engraved T-marks
  • Includes port door and forward assist installed

 

ATLAS R-ONE 9" M-LOK Handguard Features:

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

 

11.5" 5.56 Barrel Features:

  • 5.56 Nato 11.5" Barrel, 1/7 twist, 4150 CrMoV, QPQ, gas port drilled
  • Government Profile
  • .750 gas block journal
  • Carbine length gas system, .0785 gas port
  • M4 Feed Ramp Extension
  • HP and MPI tested
  • Standard A2 flash hider

 

Specifications:

  • Platform: AR15
  • Series: ATLAS
  • Barrel Length: 11.5"
  • Weight: 54.8oz
  • Caliber: 5.56 NATO
More Information
SKU APAR700712M29
Product Type AR-15 Partial Upper Receiver
Manufacturer Aero Precision
Gas Block Diameter .750"
Color FDE/Black
Rail Length 9"
Barrel Length 11.5"
Caliber 5.56 NATO
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