Rock River Arms Upper Receiver EOP .223 Wylde 24 Inch Barrel Varmint Profile 1-12 Twist Free-Float Handguard Black
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Rock River Arms
Overview
The Rock River Arms Upper Receiver features a complete assembly designed for the AR-15 platform, equipped with a 24-inch barrel that offers a .223 Wylde caliber compatibility. With a 1:12 twist rate, this upper is optimized for stabilizing lighter projectiles, making it well-suited for precision shooting and varmint hunting. This upper receiver is commonly found in builds focused on .223 Wylde caliber, allowing for versatility in ammunition selection.
Specifications
Rock River Arms Upper Receiver EOP .223 Wylde 24 Inch Barrel Varmint Profile 1-12 Twist Free-Float Handguard Black
Available Merchants(1)
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Build history on GunPartPicker
Builders on GunPartPicker first added the Rock River Arms Upper Receiver EOP .223 Wylde 24 Inch Barrel Varmint Profile 1-12 Twist Free-Float Handguard Black to a build in February 2026.
Today the one retailer we track is out of stock. Listed prices start at $739.99 at Optics Planet for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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