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Aero Precision M4E1 Threaded 16in .223 Wylde Fluted w/ ATLAS S-ONE Handguard Complete Upper Receiver with Flash Hider Up to 10% Off w/ Free Shipping — 2 models

Aero Precision Complete Upper Receiver, M4E1-T, .223, 16in, Wylde Fluted Barrel, 15in M-LOK ATLAS S-ONE Handguard, Cerakote, Flat Dark Earth, APAR700315M50
Aero Precision Complete Upper Receiver, M4E1-T, .223, 16in, Wylde Fluted Barrel, 15in M-LOK ATLAS S-ONE Handguard, Anodized Black, APAR700305M50
Aero Precision M4E1 Threaded 16in .223 Wylde Fluted w/ ATLAS S-ONE Handguard Complete Upper Receiver, Black, Flat Dark Earth
Aero Precision Complete Upper Receiver, M4E1-T, .223, 16in, Wylde Fluted Barrel, 15in M-LOK ATLAS S-ONE Handguard, Cerakote, Flat Dark Earth, APAR700315M50
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Aero Precision Complete Upper Receiver, M4E1-T, .223, 16in, Wylde Fluted Barrel, 15in M-LOK ATLAS S-ONE Handguard, Cerakote, Flat Dark Earth, APAR700315M50
Aero Precision Complete Upper Receiver, M4E1-T, .223, 16in, Wylde Fluted Barrel, 15in M-LOK ATLAS S-ONE Handguard, Anodized Black, APAR700305M50
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Aero Precision Complete Upper Receiver, M4E1-T, .223, 16in, Wylde Fluted Barrel, 15in M-LOK ATLAS S-ONE Handguard, Anodized Black, APAR700305M50
Aero Precision M4E1 Threaded 16in .223 Wylde Fluted w/ ATLAS S-ONE Handguard Complete Upper Receiver, Black, Flat Dark Earth
3 of 3 images
Aero Precision M4E1 Threaded 16in .223 Wylde Fluted w/ ATLAS S-ONE Handguard Complete Upper Receiver, Black, Flat Dark Earth

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Questions & Answers
Can you shoot 556 and 223

With the 223 Wylde, you can accurately shoot both 5.56 NATO and .223 Remington.

by JMV, Verified Owner, March 11, 2025
Will this upper work with a Spikes Tactical lower? Manufacturer Answer

The M4E1 Threaded Upper Receivers are compatible with all Mil-Spec lower receivers.

by Aero Precision USA, Manufacturer, May 3, 2023
View All Q&A You Have a Question? Ask!
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ATTENTION! We currently do not ship this product to AK, CA, HI, IL, NY, WA, P.O. Boxes, and U.S. Territories. Please see our policies for more information.

made-in-usa-flag Made in USA

Help support American manufacturing! Marked models of this product have gone through rigorous review and been certified by the manufacturer as Made in the USA.

Product Info for Aero Precision M4E1 Threaded 16in .223 Wylde Fluted w/ ATLAS S-ONE Handguard Complete Upper Receiver with Flash Hider

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.image

Specifications for Aero Precision M4E1 Threaded 16in .223 Wylde Fluted w/ ATLAS S-ONE Handguard Complete Upper Receiver with Flash Hider:

Manufacturer: Aero Precision
Caliber: .223 Wylde
Overall Length: 26 in
Barrel Length: 16 in
Barrel Profile: SPR, Fluted
Barrel Twist Rate: 1-8
Muzzle Device: A2 Flash Hider
Gun Model: AR-15
Condition: New
Handguard Length: 15 in
Gun Rail: M-LOK
Gun Make: AR Platform
Included Accessories: None
Weight: 48.5 oz, 48.47 oz
Magazine Included: No
Country of Origin: USA

Features of Aero Precision M4E1 Threaded 16in .223 Wylde Fluted w/ ATLAS S-ONE Handguard Complete Upper Receiver with Flash Hider

  • M4E1 Threaded Upper Receiver Features:
  • New enhanced forging that gives the upper receiver a inbillet lookin
  • 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 oclock 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
  • 16in .223 Fluted Stainless Steel Mid-Length Barrel Features:
  • .223 Wylde 16in 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
  • ALL NEW Fluted Design
  • Barrel Weight: 27 oz
  • Aero Precision M4E1 Threaded 16in .223 Wylde Fluted w/ ATLAS S-ONE Handguard Complete Upper Receiver with Flash Hider
  • ATLAS S-ONE Handguard of choice
  • 16in .223 Wylde Fluted 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

What firearm models does the manufacturer say Aero Precision M4E1 Threaded 16in .223 Wylde Fluted w/ ATLAS S-ONE Handguard Complete Upper Receiver with Flash Hider is compatible with?

The manufacturer says that Aero Precision M4E1 Threaded 16in .223 Wylde Fluted w/ ATLAS S-ONE Handguard Complete Upper Receiver with Flash Hider is compatible with AR-15

Aero Precision M4E1 Threaded 16in .223 Wylde Fluted w/ ATLAS S-ONE Handguard Complete Upper Receiver with Flash Hider Orderable Models

List of Orderable Models

  • Aero Precision Complete Upper Receiver, M4E1-T, .223, 16in, Wylde Fluted Barrel, 15in M-LOK ATLAS S-ONE Handguard, Anodized Black, APAR700305M50 , MPN: APAR700305M50 , UPC: 840014601943 , Code: 29D-UFH-M4E1T22316WF-APAR700305M50
  • Aero Precision Complete Upper Receiver, M4E1-T, .223, 16in, Wylde Fluted Barrel, 15in M-LOK ATLAS S-ONE Handguard, Cerakote, Flat Dark Earth, APAR700315M50 , MPN: APAR700315M50 , UPC: 840014601950 , Code: 29D-UFH-M4E1T22316WF-APAR700315M50

Aero Precision M4E1 Threaded 16in .223 Wylde Fluted w/ ATLAS S-ONE Handguard Complete Upper Receiver with Flash Hider Unavailable & Discontinued Models

List of Unorderable Models

  • Aero Precision Complete Upper Receiver, M4E1-T, .223, 16in, Wylde Fluted Barrel, 15in KeyMod ATLAS S-ONE Handguard, Anodized Black, APAR700205P50 , MPN: APAR700205P50 , Code: 29D-UFH-M4E1T22316WF-APAR700205P50
  • Aero Precision Complete Upper Receiver, M4E1-T, .223, 16in, Wylde Fluted Barrel, 15in KeyMod ATLAS S-ONE Handguard, Cerakote, Flat Dark Earth, APAR700215P50 , MPN: APAR700215P50 , Code: 29D-UFH-M4E1T22316WF-APAR700215P50
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