Ascent 5.56x45 NATO Complete Upper Receiver For AR-15 - Ascent 5.56x45 NATO 16" Complete Upper Receiver Black
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Faxon Firearms
Overview
The Faxon Firearms Ascent 5.56x45 NATO Complete Upper Receiver is designed for AR-15 platforms and features a 16-inch barrel, making it suitable for a variety of shooting applications. This complete upper assembly simplifies the building process and is chambered in 5.56 NATO, which is a widely used caliber known for its versatility and availability. You'll often find this upper receiver in builds focused on performance and reliability, particularly for general-purpose use and recreational shooting.
Specifications
Ascent 5.56x45 NATO Complete Upper Receiver For AR-15 - Ascent 5.56x45 NATO 16" Complete Upper Receiver Black
Build history on GunPartPicker
Builders on GunPartPicker first added the FAXON Firearms Ascent 5.56x45 NATO Complete Upper Receiver For AR-15 - Ascent 5.56x45 NATO 16" Complete Upper Receiver Black to a build in February 2026.
It was out of stock everywhere we track for all of September 2026, and today none of the 2 retailers we track has it in stock right now. Listed prices start at $529 at Brownells for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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