Rock River Arms Upper Receiver A4 .223 Wylde 16 Inch Barrel Varmint Profile 1-8 Twist Free-Float Handguard Black
Rock River Arms · Upper Receiver
No ratings yetFits 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
- 16" · Handguards
Specifications
- Manufacturer
- Rock River Arms
- Color
- Black
- Platform
- AR-15
- Caliber
- .223 Wylde
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| MidwayUSA Best price | $678.99checked Nov 13, 2026 | In stock | Buy at MidwayUSA | |
| OpticsPlanet | $609.99Salechecked Nov 12, 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.
Price history
Lowest in-stock price in the last 30 days: $668.99 at MidwayUSA. Dashed line = out of stock. Tracking since Oct 16, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| MidwayUSA | $678.99 | $668.99 | $678.99 |
| OpticsPlanet | $609.99 | $609.99 | $609.99 |
Since Oct 16, 2026.
About this part
The Rock River Arms Upper Receiver A4 .223 Wylde 16 Inch Barrel Varmint Profile 1-8 Twist Free-Float Handguard Black is a 16" 5.56 / .223 upper receiver from Rock River Arms. It's sold by 2 stores (1 in stock), from $609.99 to $678.99. The lowest in-stock price in the last 30 days was $668.99 at MidwayUSA.
From the manufacturer
Rock River Arms Upper Receiver A4 .223 Wylde 16 Inch Barrel Varmint Profile 1-8 Twist Free-Float Handguard Black. 223 Wylde Completed Upper was created to be the ideally suited product for anybody looking for an outstanding option.. These AR15 Upper Receivers from the skilled product professionals at Rock River Arms are made working with long lasting and reliable materials as a way to provide you with product that will be beneficial for countless years. Manufactured using some of the very best available components and construction these unique AR15 Upper Receivers from the product experts at Rock River Arms will last an incredibly long time. Rock River Arms has been generating superior quality merchandise for a very long time and the Rock River Arms A4 Varmint .223 Wylde Completed Upper is their very own manner of demonstrating exactly how much they are concerned. Here at OpticsPlanet we make it our responsibility to receive the most suitable solution for your specifications and showcasing the Rock River Arms A4 Varmint .223 Wylde Completed Upper is a thing that we are happy to offer. Specifications for Rock River Arms A4 Varmint .223 Wylde Completed Upper: Manufacturer: Rock River Arms Caliber: .223 Wylde Barrel Profile: Varmint Handguard Type: Free-Float Muzzle Device: No Finish: Anadized Color: Black Gas Block Journal Size-Diameter: .920 in Gun Rail: Full Top Rail Barrel Material: 416R Stainless Steel Bolt Carrier Group Included: COM-SPEC Magazine Included: No Mount Type: M-LOK Package Contents: Rock River Arms A4 Varmint .223 Wylde Completed Upper Bolt Carrier Group Charging Handle Assembly Rock River Arms AR0500: Upper Receiver A4 .223 Wylde 16 Inch Barrel Varmint Profile 1-8 Twist Free-Float Handguard Black
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