M4E1 350 Legend Assembled Upper M4 16" Carbine Threaded FDE
Aero Precision · Upper Receiver
No ratings yetBest price
$549.99at Brownells
Out of stock checked Oct 1, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells Best price | $549.99checked Oct 1, 2026 | Out of stock | Buy at Brownells | |
| OpticsPlanet | $589.99Salechecked Oct 1, 2026 | Out of stock | Buy at OpticsPlanet | |
| MidwayUSA | $649.99checked Oct 1, 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.
Price history
Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Brownells | $549.99 | $549.99 | $549.99 |
| MidwayUSA | $649.99 | $649.99 | $649.99 |
| OpticsPlanet | $589.99 | $589.99 | $589.99 |
Since Sep 28, 2026.
About this part
The M4E1 350 Legend Assembled Upper M4 16" Carbine Threaded FDE is an AR-15 complete upper receiver from Aero Precision. It's sold by 3 stores, from $549.99 to $649.99.
Fits and works with
- Caliber
- .350 Legend · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
- Gas system
- Carbine · Handguards
- Barrel length
- 16" · Handguards
Specifications
- Manufacturer
- Aero Precision
- Color
- Flat Dark Earth
- Type
- Complete
- Platform
- AR-15
- Caliber
- .350 Legend
From the manufacturer
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 Feedramps .250 takedown pin holes Laser engraved T-marks Includes port door and forward assist installed Does not include charging handle or bolt carrier group. Mfg: Aero Precision
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