AERO Precision M4E1-T 18" .223 Wylde AR 15 Upper Assembly

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  • AERO PRECISION AERO Precision M4E1-T Threaded 18 .223 Wylde AR 15 Complete Upper
  • AERO PRECISION AERO Precision M4E1-T Threaded 18 .223 Wylde AR 15 Complete Upper
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The AERO Precision M4E1-T Threaded 18" .223 Wylde AR 15 Upper Assembly

Black Rifle Depot is proud to offer the AERO Precision M4E1-T Threaded 18" .223 Wylde AR 15 upper that includes their new ATLAS S-ONE Handguard! The S-ONE line of AR 15 handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. We have found their proprietary ATLAS attachment system a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability. Be sure to get yours today from Black Rifle Depot to ensure you get world class service as well as great products.


  • M4E1 Threaded Assembled Upper Receiver
  • 15" ATLAS S-ONE Handguard
  • 18" .223 Wylde Rifle Length Stainless Steel Barrel
  • Low Profile Gas Block and Rifle Length Gas Tube
  • Product comes completely assembled
  • This complete upper assembly does not include BCG or Charging Handle

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 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

18" .223 Stainless Steel Rifle Length Barrel Features:

  • .223 Wylde 18" Rifle Length Barrel, 1/8 Twist
  • 416R Stainless Steel
  • Bead Blasted Finish
  • .750 gas block journal
  • Rifle length gas system
  • M4 Feed Ramp Extension
  • HP and MPI tested
  • Standard A2 flash hider
Shipping to FFL Dealer Required No
Made In America? Yes
Platform AR15
Series ATLAS
Caliber .223 Wylde
Barrel Length 18"
Weight(s) 66.1 oz

NOTE: Weights above include

Gen 2 Upper, Handguard, Barrel,

Muzzle Brake and Mounting


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