CMMG Mk4/AR-15 Upper Receiver Assembly Tungsten 5.56 / .223 Rem 14.5 Barrel

Upper Cmmg UPC 810097506381

CMMG Mk4/AR-15 Upper Receiver Assembly Tungsten 5.56 / .223 Rem 14.5 Barrel
$107.99 Out of stock

at Good 4 Guns ·

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4 retailers · none in stock

This listing: GrabAGun $129.99, out of stock

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Lowest seen
$106.99
Typical price
$107.99
Tracked since
Jun 25, 2026

Today's best price is $1.00 above the 140-day low and about typical.

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