FAXON Firearms URSSB556P ARAK-21 Complete Upper 5.56 NATO Black
All Faxon Firearms upper receivers
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Faxon Firearms
Overview
The Faxon Firearms URSSB556P ARAK-21 Complete Upper is designed for the AR-15 platform and chambered in 5.56 NATO, making it a versatile choice for a range of shooting applications. As a complete upper assembly, it simplifies the build process by allowing builders to easily attach it to their lower receiver without the need for additional components. This upper is often found in builds that prioritize functionality and modularity, catering to those looking to create a reliable and adaptable firearm.
Specifications
FAXON Firearms URSSB556P ARAK-21 Complete Upper 5.56 NATO Black
Available Merchants(5)
Prices checked
Stock Alert
Build history on GunPartPicker
Builders on GunPartPicker first added the FAXON Firearms URSSB556P ARAK-21 Complete Upper 5.56 NATO Black to a build in May 2026.
It was out of stock everywhere we track for all of September 2026, and today none of the 5 retailers we track has it in stock right now. Listed prices start at $861.99 at Sportsmans Outdoor Superstore for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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