FAXON Firearms URSSB762 ARAK-21 Complete Upper Receiver 7.62x39 16\" Barrel
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Faxon Firearms
Overview
The Faxon Firearms URSSB762 ARAK-21 Complete Upper Receiver is designed for the AR-15 platform and features a 16-inch barrel chambered in 7.62x39mm. This complete upper allows builders to easily swap out their existing upper, providing an efficient way to change calibers while maintaining compatibility with AR-15 lower receivers. While this upper is specifically designed for the 7.62x39mm cartridge, it is commonly found in builds that also utilize the 5.56 NATO caliber, showcasing its versatility in caliber options.
Specifications
FAXON Firearms URSSB762 ARAK-21 Complete Upper Receiver 7.62x39 16\" Barrel
Available Merchants(6)
Prices checked
Stock Alert
Build history on GunPartPicker
Builders on GunPartPicker first added the FAXON Firearms URSSB762 ARAK-21 Complete Upper Receiver 7.62x39 16\" Barrel to a build in February 2026.
It was out of stock everywhere we track for all of September 2026, and today none of the 6 retailers we track has it in stock right now. Listed prices start at $918.99 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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