Aero Precision M4E1 Threaded 16" .223 Wylde Complete Upper Receiver w/ ATLAS R-ONE Handguard

SKU: APPG700604P9
Fully Assembled and Warrantied by Aero Precision
$415.14$442.82
Ballistic Advantage Authorized DealerAero Precision Authorized Dealer

M4E1 Threaded 16″ .223 Wylde Complete Upper Receiver w/ ATLAS R-ONE Handguard

This complete upper includes our new ATLAS R-ONE Handguard! The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real estate to accommodate any attachment needs the end user may have. 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 R-ONE Handguard of choice
  • 16″ .223 Wylde Mid-Length Stainless Steel Barrel
  • Low Profile Gas Block and Mid-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

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 Feed ramps
  • .250 takedown pin holes
  • Laser engraved T-marks
  • Includes port door and forward assist installed

ATLAS R-ONE Handguard Features:

  • Full top Picatinny rail for optional attachments
  • 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 Handguards

16″ .223 Stainless Steel Mid-Length Barrel Features:

  • .223 Wylde 16″ Mid-Length Barrel, 1/8 Twist
  • 416R Stainless Steel
  • Bead Blasted Finish
  • .750 gas block journal
  • Mid-length gas system
  • M4 Feed Ramp Extension
  • HP and MPI tested
  • Standard A2 flash hider

Also available with the ATLAS S-ONE Handguards

Product Information

Material

416R Stainless, 6061-T6 Aluminum, 7075-T6 Aluminum

Coating Type

Black Anodize, Magpul FDE Cerakote

Attachment Type

M-LOK

Caliber

223 Wylde

Barrel Length

16"

Twist Rate

1:8

Gas System

Mid-Length

Gas Block Diameter

.750

Muzzle Thread

1/2×28

Manufacturer

Aero Precision

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