AERO PRECISION M4E1T COMPLETE UPPER 11.5" 5.56 BARREL

FEATURES:

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 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
Learn More about our NEW ATLAS S-ONE Hanguards
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