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Aero Precision AR15 M4E1 10.5" 5.56 Complete Upper Receiver w/ 9" M-LOK ATLAS S-ONE Handguard - No BCG / CH
Aero Precision AR15 M4E1 10.5" 5.56 Complete Upper Receiver w/ 9" M-LOK ATLAS S-ONE Handguard - No BCG / CH
 
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MSRP: $459.99
Sale Price: $390.99
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Product Code: AERO-APAR700302M2
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Description Learn More
 
This complete upper includes our new ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. Our 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 S-ONE Handguard of choice
10.5" 5.56 CMV Barrel
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 S-ONE Handguard Features:
Front and rear picatinny rail
Eliminated center of top rail for weight reduction
Indexing grooves in 12:00 position for positive grip control
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
Learn More about our NEW ATLAS S-ONE Hanguards

10.5" 5.56 Barrel Features:
5.56 Nato 10.5" Barrel, 1/7 twist, 4150 CrMoV, QPQ, gas port drilled
.750 gas block journal
Carbine length gas system, .0785 gas port
M4 Feed Ramp Extension
HP and MPI tested
Standard A2 flash hider


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