Rock River Arms Completed Upper Receiver Elite Carbine A4 .223/5.56mm 16 Inch Barrel 1-9 Twist Mid-Length Profile 1/2-28 Thread A2 Flash Hider Black

Upper Rock River Arms UPC 842834107971 MPN AR0831B

Rock River Arms Completed Upper Receiver Elite Carbine A4 .223/5.56mm 16 Inch Barrel 1-9 Twist Mid-Length Profile 1/2-28 Thread A2 Flash Hider Black
$641.99

at MidwayUSA ·

Free shipping over $100

2 retailers · 1 in stock

This listing: Optics Planet $559.49, out of stock

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Price history

Lowest price across retailers each day.

Lowest seen
$527.00
Typical price
$527.00
Tracked since
Jul 1, 2026

Today's best price is $114.99 above the 134-day low and 22% above typical.

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