Rock River Arms Completed Upper Receiver National Match A4 .223/5.56mm 20 Inch Barrel 1-8 Twist 1/2-28 Thread Free-Float Handguard A2 Flash Hider

Upper Rock River Arms UPC 842834118144 MPN AR0790B SKU 1WN-URC-CUR4-AR0790B

Rock River Arms Completed Upper Receiver National Match A4 .223/5.56mm 20 Inch Barrel 1-8 Twist 1/2-28 Thread Free-Float Handguard A2 Flash Hider
$729.99 Out of stock

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Price history

Lowest seen
$729.99
Typical price
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Tracked since
Oct 29, 2026

The advertised price has held at $729.99 since tracking began on Oct 29, 2026; no price changes recorded.

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