Rock River Arms Completed BilletvUpper Receiver .308/7.62X51mm 18 Inch Barrel 1-10 Twist Mid-Length Profile 5/8-24 Threat Free-Float Handguard Brake
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Rock River Arms
Overview
The Rock River Arms Completed Billet Upper Receiver is designed for the AR-10 platform and features an 18-inch barrel with a 1:10 twist rate, which stabilizes a range of bullet weights for accurate shooting. The mid-length gas system ensures reliable cycling while minimizing recoil, making it suitable for various shooting applications. This upper receiver is often used in precision builds that prioritize both performance and durability.
Specifications
Rock River Arms Completed BilletvUpper Receiver .308/7.62X51mm 18 Inch Barrel 1-10 Twist Mid-Length Profile 5/8-24 Threat Free-Float Handguard Brake
Available Merchants(1)
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Price and stock
Today the one retailer we track is out of stock. Listed prices start at $929.99 at Optics Planet for when it comes back.
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