Rock River Arms Upper Receiver A4 .223 Wylde 24 Inch Barrel Varmint Profile 1-8 Twist Free-Float Handguard Black
$599.24 at MidwayUSA · 2 stores
In stock Sale
Best price
$599.99at Brownells
Out of stock checked Oct 23, 2026
In stock now instead
- Rock River Arms Upper Receiver A4 .223 Wylde 24 Inch Barrel Var… $599.24at MidwayUSA
- Spikes Tactical .223 Rem/5.56 16" Barrel Complete Upper Assembl… $598.50at OpticsPlanet
- Luth-AR Bull Rifle Kit Minus Lower Receiver w/Fixed Stock .223 … $601.59at OpticsPlanet
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells | $599.99checked Oct 23, 2026 | Out of stock | Buy at Brownells |
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.
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
Luth-AR Bull Rifle Kit Minus Lower Receiver w/Fixed Stock .223 26in 16in Bull Carbine 1x9 1/2x28 Picatinny Key MOD A2 Flash Hider Anodized Manganese
$601.59 at OpticsPlanet · 2 stores
In stock Sale
Rock River Arms Completed Upper Receiver Coyote Rifle .223 Wylde 20 Inch Barrel 1-9 Twist 1/2-28 Thread Free-Float Handguard Vortex Flash Hider Black
$593.29 at MidwayUSA · 2 stores
In stock Sale
Spikes Tactical Upper 5.56 16in Midlength LE w/BLK M-LOK Handguard & FSP
$593.10 at OpticsPlanet
In stock Sale
Faxon Firearms Match Series AR-15 .223 Wylde 16in Upper Receiver Gunner Mid Length 1-8 Twist 1/2x28 withou BCG Supressor Black
$608.00 at MidwayUSA · 2 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 | $599.99 | $599.99 | $599.99 |
Since Sep 28, 2026.
About this part
The Stag 15l Left Hand Tactical Nitride Upper is a 5.56 / .223 upper receiver from Stag Arms. One store lists it, Brownells at $599.99.
Fits and works with
- Caliber
- 5.56 / .223 · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
Specifications
- Manufacturer
- Stag Arms
- Platform
- AR-15
- Caliber
- 5.56 mm NATO
From the manufacturer
Looking to take your AR-15 to the next level? Maybe you have a dedicated upper receiver designed for a particular task, and you're looking to open up your rifle's capabilities? This Stag Arms Stag-15 Tactical Upper Receiver is an easy swap for your mil-spec AR-15 lower, and it gives you options that broaden your options, and it gives you all of this in a high-quality package that's designed for premium performance. Each Stag Arms Stag-15 Tactical Upper Receivers are chambered in 5.56 NATO and feature a 16-inch barrel complete with a 1:7-inch rate of twist, which is designed to stabilize heavier-weight bullets, so you can sling lead downrange with greater energy and capabi Mfg: Stag Arms
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