Rainier Arms Ruc Pro Mk1 5.56 Nato Partial Upper Receiver Black 11.5 in

Upper Rainier Arms UPC 744985352418 MPN RARUCPROMK1115PUBLK SKU 4ZM-UFH-RA26-RA-MK1-11-5-PU-BLK

Rainier Arms Ruc Pro Mk1 5.56 Nato Partial Upper Receiver Black 11.5 in
$575.00 Out of stock

at Optics Planet

Free shipping over $49

Restock alert

Firearm Data Lab may earn a commission when you buy through this retailer link. Commissions never change a price or move a cheaper listing below a pricier one. When two retailers tie exactly, the one that pays us a commission is listed first.

Price history

Lowest seen
$575.00
Typical price
–
Tracked since
Oct 29, 2026

The advertised price has held at $575.00 since tracking began on Oct 29, 2026; no price changes recorded.

Embed this chart

A live price-history image, updated as we track new prices. Paste the snippet that matches where you're posting.

Restock alert One email when this is back in stock. Free. No account needed.