Palmetto State Armory has a wide selection of 9mm carbine upper receivers that are made right here in the USA. Choose from a variety of barrel lengths, furniture configurations, and accessory options to find the right upper for your dream build.

Whether you're looking to convert your existing rifle or build a dedicated 9mm AR-15, our meticulously crafted Upper Receivers offer seamless compatibility, superior accuracy, and a smooth shooting experience that will elevate your shooting to new heights.

At Davidson Defense we carry a full selection of quality AR-9 Complete Upper Receivers and Build Kits at the most competitive prices found online. Whether you’re building your first 9MM caliber AR-15 (also known as an AR9) or adding to your …

Discover our selection of AR-9 Complete Uppers, meticulously engineered for the 9mm caliber to provide unmatched reliability and performance. These uppers are perfect for those looking to build or upgrade their AR-9 rifle, whether for competitive shooting, home defense, or recreational use.

Find an AR9 Upper for sale at Primary Arms. Shop our selection of AR-15 style complete and stripped 9mm uppers from brands like Foxtrot Mike Products and TacFire.

AR9 Upper Receivers are the most popular pistol caliber AR-15. 9mm Uppers are available from Always Armed in rifle and pistol length format and many different cerakote colors like FDE and Titanium Gray.

Elevate your AR-9 build with precision-crafted AR-9 Upper Receivers. Discover top-tier components from Aero Precision, Battlearms Development, and Matador Arms. Shop Now for peak performance.

Pro2a Tactical offers a wide selections of 9mm AR-15/AR-9 Uppers in a variety of barrel lengths and configurations - all made right here in the USA and backed by our limited lifetime warranty.

Discover top-quality AR-9 complete uppers, the pinnacle of convenience and performance for your firearm needs. Engineered with precision and reliability in mind, our AR-9 9mm complete uppers offer seamless integration with your lower assembly, ensuring optimal functionality and …