Broadsword-89 6mm ARC Assembled Upper Receiver - Broadsword-89 6mm ARC 18'''' Bbl 16.75'''' M89 Rail W/Nox
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Sons of Liberty Gun Works
Overview
The Broadsword-89 6mm ARC Assembled Upper Receiver from Sons of Liberty Gun Works is a complete upper designed for the AR-15 platform, featuring an 18-inch barrel optimized for the 6mm ARC caliber. This upper receiver provides builders with a reliable and precise option for long-range shooting, leveraging the unique ballistics of the 6mm ARC to enhance accuracy and performance. Commonly found in precision builds, this upper is ideal for those looking to maximize their effectiveness in both target shooting and hunting scenarios.
Specifications
Broadsword-89 6mm ARC Assembled Upper Receiver - Broadsword-89 6mm ARC 18'''' Bbl 16.75'''' M89 Rail W/Nox
Available Merchants(3)
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Build history on GunPartPicker
Builders on GunPartPicker first added the Sons of Liberty Gun Works Broadsword-89 6mm ARC Assembled Upper Receiver - Broadsword-89 6mm ARC 18'''' Bbl 16.75'''' M89 Rail W/Nox to a build in June 2026.
It was out of stock everywhere we track for all of August 2026, and today none of the 3 retailers we track has it in stock right now. Listed prices start at $1,140 at Brownells for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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