CMMG Mk4/AR-15 Upper Receiver Assembly Armor Black

Name: CMMG Mk4/AR-15 Upper Receiver Assembly Armor Black
Brand: CMMG
Availability: InStock

CMMG · Upper Receiver

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CMMG Mk4/AR-15 Upper Receiver Assembly Armor Black

Best price

$149.99at Sportsman's Warehouse

In stock checked Nov 13, 2026

Buy at Sportsman's Warehouse

Compare 6 stores

Specifications

Manufacturer: CMMG
Color: Black
Platform: AR-15

Where to buy

Store	Price	Availability	Buy
Sportsman's Warehouse Best price	$149.99checked Nov 13, 2026	In stock	Buy at Sportsman's Warehouse
OpticsPlanet	$154.49Salechecked Nov 13, 2026	In stock	Buy at OpticsPlanet
Natchez	$132.49checked Nov 13, 2026	Check store	Buy at Natchez
Palmetto State Armory	$137.99checked Nov 13, 2026	Check store	Buy at Palmetto State Armory
GrabAGun	$139.99Salechecked Nov 13, 2026	Check store	Buy at GrabAGun
Dirty Bird	$149.95checked Nov 13, 2026	Check store	Buy at Dirty Bird

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

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Lowest in-stock price in the last 30 days: $136.99 at OpticsPlanet. Dashed line = out of stock. Tracking since Oct 12, 2026.

Show the prices as a table

Store	Latest	Lowest	Highest
Dirty Bird	$149.95	$149.95	$149.95
GrabAGun	$139.99	$139.99	$139.99
Natchez	$132.49	$132.49	$132.49
OpticsPlanet	$154.49	$136.99	$154.49
Palmetto State Armory	$137.99	$134.99	$137.99
Sportsman's Warehouse	$149.99	$149.99	$149.99

Since Oct 12, 2026.

About this part

The CMMG Mk4/AR-15 Upper Receiver Assembly Armor Black is an AR-15 upper receiver from CMMG. It's sold by 6 stores (2 in stock), from $132.49 to $154.49. The lowest in-stock price in the last 30 days was $136.99 at OpticsPlanet.

From the manufacturer

CMMG Mk4/AR-15 Upper Receiver Assembly Armor Black. Available in six different Cerakote finishes this upper receiver omits the forward assist for those looking for a sleek and stylish base to start a new AR15 build. Specifications for CMMG Mk4/AR15 Upper Receiver Assembly: Manufacturer: CMMG Finish: Cerakote Fabric/Material: Forged 7075-T6 Aluminum Gun Make: CMMG AR Platform Gun Model: CMMG Mk4 AR-15 Magazine Included: No Condition: New Package Contents: CMMG Mk4/AR15 Upper Receiver Assembly What firearm models does the manufacturer say CMMG Mk4/AR15 Upper Receiver Assembly is compatible with? The manufacturer says that CMMG Mk4/AR15 Upper Receiver Assembly is compatible with AR-15 CMMG Mk4CMMG 55BA290-AB: Mk4/AR-15 Upper Receiver Assembly Armor Black