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
Mod M4E1-T 223 Wylde Assembled Upper 18" Heavy Proof Bbl Black
Aero Precision · Upper Receiver
No ratings yetBest price
$1,099.99at Brownells
Out of stock checked Oct 23, 2026
In stock now instead
- Aero Precision M4E1 Threaded Complete Upper Receiver 5.56 16in … $569.99at OpticsPlanet
- Patriot Ordnance Factory P415 Edge 16.5" Complete Upper 5.56x45… $1,093.19at Kentucky Gun Co
- Mk114 Mod 1-M 223 Wylde 14.5" Bbl Complete Upper Thread Only $1,129.95at Ammunition Depot
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells Best price | $1,099.99checked Oct 23, 2026 | Out of stock | Buy at Brownells | |
| OpticsPlanet | $1,099.99Salechecked 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.
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.
Patriot Ordnance Factory P415 Edge 16.5" Complete Upper 5.56x45mm 1:8, Black
$1,093.19 at Kentucky Gun Co · 6 stores
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Mk114 Mod 1-M 223 Wylde 14.5" Bbl Complete Upper Thread Only
$1,129.95 at Ammunition Depot · 6 stores
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Exclusive Mk1 Alpha LT 223 Wylde 14.5"bbl 11.5" MLOK Hdgd Kodiak Brown
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Bilson Arms BA-15FC 5.56 NATO 16in Forward Complete Upper Assembly Standard Mid Length 1-7 Twist 1/2x28 A2 Flash Hider Nitride Graphite Black
$1,144.00 at OpticsPlanet
In stock Sale
Patriot Ordnance Factory Renegade Plus 10.5" Complete Upper 5.56x45mm 1:8, Black
$1,053.50 at Kentucky Gun Co · 5 stores
In stock
Price history
Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Brownells | $1,099.99 | $1,099.99 | $1,099.99 |
| OpticsPlanet | $1,099.99 | $1,099.99 | $1,099.99 |
Since Sep 28, 2026.
About this part
The Mod M4E1-T 223 Wylde Assembled Upper 18" Heavy Proof Bbl Black is an AR-15 complete upper receiver from Aero Precision. It's sold by 2 stores, all at $1,099.99.
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
This complete upper is equipped with Aero's cutting-edge Minimal Optical Deflection (MOD) 4 Handguard, paired with an 18" .223 Wylde PROOF Barrel. Engineered for excellence, this Barrel has undergone rigorous testing to ensure peak performance and unrivaled reliability. Elevate your shooting experience with this precision-crafted complete upper. The MOD 4 Handguard included with this complete upper receiver features a 7 sided M-LOKA(R) interface allows the user to customize this upper to their exact specifications and needs. Lastly, each of the 4 QD sockets on the MOD 4 utilize a steel liner to ensure a higher shear load and longer service life with the continued use of Q Mfg: Aero Precision
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