Aero Precision M4E1 Threaded Complete Upper Receiver 5.56 16in Mid-Length Barrel 1-7 Twist 15in ATLAS R-ONE Handguard A2 Flash Hider Cerakote OD Green
$569.99 at OpticsPlanet · 2 stores
In stock Sale
Aero Precision M4E1-T Complete Upper .223 Wylde 18in Rifle Length 1/8 15in M-LOK AR15 ATLAS S-ONE A2 FDE
Aero Precision · Upper Receiver
No ratings yetBest price
$564.99at OpticsPlanet
Out of stock Sale checked Oct 23, 2026
In stock now instead
- Aero Precision M4E1 Threaded Complete Upper Receiver 5.56 16in … $569.99at OpticsPlanet
- Spikes Tactical .223 Rem/5.56 16" Barrel Complete Upper Assembl… $567.00at OpticsPlanet
- Rock River Arms Completed Upper Receiver Predator Pursuit .223 … $577.99at MidwayUSA
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| OpticsPlanet | $564.99Salechecked Oct 23, 2026 | Out of stock | Buy at OpticsPlanet |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
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Price history
Dashed line = out of stock. Tracking since Oct 13, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| OpticsPlanet | $564.99 | $564.99 | $564.99 |
Since Oct 13, 2026.
About this part
The Aero Precision M4E1-T Complete Upper .223 Wylde 18in Rifle Length 1/8 15in M-LOK AR15 ATLAS S-ONE A2 FDE is an AR-15 complete upper receiver from Aero Precision. One store lists it, OpticsPlanet at $564.99.
Fits and works with
- Caliber
- 5.56 / .223 · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
- Gas system
- Rifle · Handguards
- Barrel length
- 18" · Handguards
- Handguard length
- 15" · Barrels
Specifications
- Manufacturer
- Aero Precision
- Color
- Flat Dark Earth
- Type
- Complete
- Platform
- AR-15
- Caliber
- .223 Wylde
From the manufacturer
Aero Precision M4E1-T Complete Upper .223 Wylde 18in Rifle Length 1/8 15in M-LOK AR15 ATLAS S-ONE A2 FDE. 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 Specifications for Aero Precision M4E1-T 18in .223 Wylde RM15 Complete Upper Receiver: Manufacturer: Aero Precision Caliber: .223 Wylde Overall Length: 34.75 in Barrel Length: 18 in Barrel Profile: SPR Gas System Length: Rifle Length Barrel Twist Rate: 1-8 Firearms Threads Per Inch: 1/2x28 Handguard Type: A2 Muzzle Device: A2 Flash Hider Gun Model: AR-15 Gas Block Journal Size-Diameter: .750 in Handguard Length: 15 in Gun Rail: Picatinny Gun Type: Rifle Gun Make: AR Platform Barrel Material: 416R Stainless Steel Gas Block Journal Size-Length: .750 in Weight: 68.5 oz Magazine Included: No Condition: New Mount Type: M-LOK Country of Origin: USA Features of Aero Precision M4E1-T 18in .223 Wylde RM15 Complete Upper Receiver 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 Package Contents: Aero Precision M4E1-T 18in .223 Wylde RM15 Complete Upper Receiver M4E1 Threaded Assembled Upper Receiver ATLAS R-ONE Handguard Of Choice 18in .223 Wylde Rifle Length Stainless Steel Barrel Low Profile Gas Block Rifle Length Gas Tube What firearm models does the manufacturer say Aero Precision M4E1-T 18in .223 Wylde RM15 Complete Upper Receiver is compatible with? The manufacturer suggests that Aero Precision M4E1-T 18in .223 Wylde RM15 Complete Upper Receiver is compatible with AR-15Aero Precision APAR700315M73: M4E1-T Complete Upper .223 Wylde 18in Rifle Length 1/8 15in M-LOK AR15 ATLAS S-ONE A2 FDE
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