Precision Shooting Supplies, Firearms & Competition Gear

A&J Sporting LLC serves competitive shooters, hunters, firearm owners, and precision-rifle enthusiasts with carefully selected equipment from trusted manufacturers. Shop rifle scopes, thermal optics, red dots, bipods, tripods, shooting bags, chassis components, triggers, magazines, range gear, reloading accessories, and specialized precision-rimfire products.

Our catalog includes leading brands such as Athlon Optics, Bergara, Accu-Tac, Area 419, MDT, Nightforce, Vortex, Leupold, Kestrel, TriggerTech, Armageddon Gear, and Fix It Sticks. We also offer A&J Sporting products developed for competitive rimfire shooters, including Bergara B-14R accessories and magazine extensions.

Customers can order eligible products online for delivery throughout the United States. Firearms and other regulated products are handled according to applicable laws and FFL-transfer requirements. Our Ponca City, Oklahoma team can help with product selection, compatibility questions, orders, and transfers.

Browse our featured products and categories to build a dependable competition, hunting, or range setup.

CMMG Upper Receiver Assembly for Mk4/ AR15 Armor Black

Name: CMMG Upper Receiver Assembly for Mk4/ AR15 Armor Black
Brand: CMMG
SKU: CSSI|CA55BA290AB
Price: 136.23 USD
Availability: InStock

CMMG

SKU:

CSSI|CA55BA290AB

UPC:

810097506329

$136.23

$149.95

(You save $13.72 )

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Current Stock:

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Expertly crafted from aircraft grade aluminum CMMG® Mk4/AR15 upper receiver assemblies come with our ZEROED® Polymer Dust Cover pre-installed. This upper receiver omits the forward assist for those looking for a sleek and stylish base to start a new AR15 build.