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 Threaded .223 Wylde w/ ATLAS R-ONE Handguard Complete Upper Receiver 18 inch Barrel 1-8 Twist A2 Flash Hider Anodized Black
Aero Precision · Upper Receiver
No ratings yetBest price
$639.99at 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
- Rock River Arms Completed Upper Receiver Coyote Carbine .223/5.… $645.99at MidwayUSA
- Rock River Arms Completed Upper Receiver Predator Pursuit .223 … $649.99at MidwayUSA
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| OpticsPlanet Best price | $639.99Salechecked Oct 23, 2026 | Out of stock | Buy at OpticsPlanet | |
| MidwayUSA | $639.99checked Oct 23, 2026 | Out of stock | Buy at MidwayUSA |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
Similar upper receivers in stock
This part is out of stock at every store we track. These similar upper receivers are in stock, with today's prices.
Rock River Arms Completed Upper Receiver Coyote Carbine .223/5.56mm 16 Inch Barrel 1/2-28 Thread Free-Float Handguard Vortex Flash Hider Black
$645.99 at MidwayUSA · 2 stores
In stock
Rock River Arms Completed Upper Receiver Predator Pursuit .223 Wylde 16 Inch Barrel Varmint Profile 1-8 Twist Free-Float Handguard Black
$649.99 at MidwayUSA · 2 stores
In stock
Spikes Tactical .223 Rem/5.56 16" Barrel Complete Upper Assembly, Mil-Spec Phosphate Coated, Black Mid-Length
$598.50 at OpticsPlanet · 5 stores
In stock Sale
Spikes Tactical .223 Rem/5.56 16" Barrel Complete Upper Assembly, Mil-Spec Phosphate Coated, Black M4
$567.00 at OpticsPlanet · 5 stores
In stock Sale
Retro Brn-601 5.56mm 20" Bbl Upper Receiver
$719.99 at Brownells
In stock Sale
Price history
Dashed line = out of stock. Tracking since Oct 13, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| MidwayUSA | $639.99 | $639.99 | $639.99 |
| OpticsPlanet | $639.99 | $639.99 | $639.99 |
Since Oct 13, 2026.
About this part
The Aero Precision M4E1 Threaded .223 Wylde w/ ATLAS R-ONE Handguard Complete Upper Receiver 18 inch Barrel 1-8 Twist A2 Flash Hider Anodized Black is an AR-15 complete upper receiver from Aero Precision. It's sold by 2 stores, all at $639.99.
Fits and works with
- Caliber
- 5.56 / .223 · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
- Barrel length
- 18" · Handguards
Specifications
- Manufacturer
- Aero Precision
- Color
- Black
- Type
- Complete
- Platform
- AR-15
- Caliber
- .223 Wylde
From the manufacturer
Aero Precision M4E1 Threaded .223 Wylde w/ ATLAS R-ONE Handguard Complete Upper Receiver 18 inch Barrel 1-8 Twist A2 Flash Hider Anodized Black. 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. 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 Threaded 18in .223 Wylde w/ ATLAS R-ONE Handguard Complete Upper Receiver with Flash Hider: Manufacturer: Aero Precision Caliber: .223 Wylde Barrel Length: 18 in Barrel Profile: SPR Barrel Twist Rate: 1-8 Muzzle Device: A2 Flash Hider Gun Model: AR-15 Fabric/Material: Aluminum/Steel Gas Block Journal Size-Diameter: .750 in Handguard Length: 16.6 in Gun Rail: M-LOK Gun Type: Rifle Gun Make: AR Platform Barrel Material: 416R Stainless Steel Weight: 68.5 oz Magazine Included: No Condition: New Included Accessories: None Country of Origin: USA Model: M4E1 Features of Aero Precision M4E1 Threaded 18in .223 Wylde w/ ATLAS R-ONE Handguard Complete Upper Receiver with Flash Hider 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 Full top picatinny rail for optional attachments 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 Compatible with mil-spec AR15 upper receivers and barrels Package Contents: Aero Precision M4E1 Threaded 18in .223 Wylde w/ ATLAS R-ONE Handguard Complete Upper Receiver with Flash Hider What firearm models does the manufacturer say Aero Precision M4E1 Threaded 18in .223 Wylde w/ ATLAS R-ONE Handguard Complete Upper Receiver with Flash Hider is compatible with? The manufacturer says that Aero Precision M4E1 Threaded 18in .223 Wylde w/ ATLAS R-ONE Handguard Complete Upper Receiver with Flash Hider is compatible with AR-15Aero Precision APAR700706M76: M4E1 Threaded .223 Wylde w/ ATLAS R-ONE Handguard Complete Upper Receiver 18 inch Barrel 1-8 Twist A2 Flash Hider Anodized Black
Rating
No ratings yet
Log in to rate this part.
Comments
Please log in to read and leave comments.