CMMG MK4 Upper Receiver 223 Remington/556NATO Billet

Upper Remington UPC 810097506398

CMMG MK4 Upper Receiver 223 Remington/556NATO Billet
$101.99

at Good 4 Guns ·

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4 retailers · $101.99 to $107.68 in stock

This listing: GrabAGun $119.99, out of stock

Offers

CMMG Upper Receiver Assembly for AR15 - Black
Good 4 Guns In Stock Checked 55 minutes ago Condition: New
$101.99 + shipping in cart
History
CMMG UPPER RECEIVER ASSEMBLY - MK4/AR15 FORWARD ASSIST BLACK
E-Commerce Arms In Stock Checked 1 hour ago Condition: New
$122.63 $107.68 + $14.95
History
CMMG MK4 Upper Receiver 223 Remington/556NATO Billet
GrabAGun Out of Stock Checked 4 days ago SKU GAG_CMMG55BA206AB
$119.99 + shipping in cart
History
CMMG Mk4/AR-15 Forward Assist Upper Receiver Assembly Armor Black
Optics Planet Out of Stock Checked 3 days ago
$128.49 + free shipping
History

Shipping estimate for one item to the lower 48 from the retailer's published policy or feed; the retailer's cart is final.

Price history

Lowest price across retailers each day.

Lowest seen
$101.99
Typical price
$101.99
Tracked since
May 5, 2026

Today's best price matches the 190-day low and is about typical.

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