Spinner graphics to show loading progress.
Aero Precision M4E1-T Atlas R-One Complete Upper Receiver 5.56mm NATO 11.5" Barrel Flat Dark Earth
Aero Precision

Aero Precision M4E1-T Atlas R-One Complete Upper Receiver 5.56mm NATO 11.5" Barrel Flat Dark Earth

Item #11703559 MPN APAR700712M29 UPC 815421027778
Aero Precision M4E1-T Atlas R-One Complete Upper Receiver 5.56mm NATO 11.5" Barrel Flat Dark Earth

This complete upper includes Aero Precision’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. The Aero 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. These complete uppers do not include BCG or Charging Handle.



Includes :

M4E1 Threaded Assembled Upper Receiver

ATLAS R-ONE Handguard of choice

11.5" 5.56 CMV Barrel, Carbine Length

Low Profile Gas Block and Carbine Length Gas Tube or Mid-Length depending on barrel length

Product comes assembled

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 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

Barrel Features :

5.56 Nato 11.5" Barrel, 1/7 twist, 4150 CrMoV, QPQ, gas port drilled OR

Government Profile

.750 gas block journal

Carbine OR Mid-Length gas system depending on Barrel Length

M4 Feed Ramp Extension

HP and MPI tested

Standard A2 flash hider

Available now

Aero Precision M4E1-T Atlas R-One Complete Upper Receiver 5.56mm NATO 11.5" Barrel Flat Dark Earth
Out of stock
$0.00

Write a review

Rate this product
Select a rating
Reviews are checked before they appear, which usually takes about a day.