Aero Precision M4E1 Upper Receiver, 16" 5.56 Mid-Length Barrel, 15" M-LOK ATLAS S-ONE - FDE | Without BCG & CH

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Product Code: APAR700315M7
Stock Status Stock Status: Out of Stock
Our Price: $559.99
$559.99
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Out of stock

Aero Precision M4E1 Barreled Upper, 16" 5.56 Mid-Length Barrel, 15" M-LOK ATLAS S-ONE - FDE Cerakote

This assembled upper includes the 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. 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. Upper receiver and Handguard are FDE Cerakote.

Be sure to use the link below to choose a BCG and charging handle as this upper does not come with either.

Click here for Charging Handles

Click here for Bolt Carrier Groups



Includes:
  • M4E1 Threaded Assembled Upper Receiver
  • 15" M-LOK ATLAS S-ONE Handguard
  • 16" 5.56 Mid-Length Barrel
  • Low Profile Gas Block and Mid-Length Gas Tube
  • Product comes assembled
The muzzle brake that comes with this upper receiver is NOT pinned nor welded to this barrel.
This upper does not include BCG or Charging Handle.

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
Barrel
Specifications
Caliber 5.56
Length 16"
Material 4150 Chrome Moly Vanadium
Profile M4
Finish QPQ Corrosion Resistant
Gas System Length Carbine
Gas Block Journal .750"
Dimpled? No
Twist Rate 1:7
Muzzle Thread 1/2x28 TPI
Weight 27.2oz
Barrel Extension M4 Feed Ramps
Target Crown 11 Degree
SKU:
APAR700315M7
UPC:
840014601592
Maximum Purchase:
5 units