Rock River Arms Completed Upper Receiver X-1 .308/7.62x51mm 18 Inch Barrel 1-10 Twist 5/8-24 Threat Free-Float Handguard Brake Black
All Rock River Arms upper receivers2 options
- Black, this page
- Tanout of stock
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Rock River Arms
Overview
The Rock River Arms Completed Upper Receiver X-1 features an 18-inch barrel designed for the .308 Win caliber, making it an ideal choice for precision shooting and medium-range applications. With a 1:10 twist rate, this upper is optimized for stabilizing heavier projectiles, while the 5/8x24 thread pitch allows for easy attachment of muzzle devices. This upper receiver is commonly found in builds focused on long-range accuracy and tactical versatility.
Specifications
Rock River Arms Completed Upper Receiver X-1 .308/7.62x51mm 18 Inch Barrel 1-10 Twist 5/8-24 Threat Free-Float Handguard Brake Black
2 options
- Black, this page
- Tanout of stock
Available Merchants(1)
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Price and stock
Today the one retailer we track is out of stock. Listed prices start at $889.99 at Optics Planet for when it comes back.
Prices checked · refreshed daily across 37 retailers
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