FAXON Firearms AR-15 16" Pencil Barrel 4150 QPQ Mid .625 FDE
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Faxon Firearms
Overview
The Faxon Firearms AR-15 16" Pencil Barrel is designed for lightweight builds, featuring a pencil profile that reduces overall weight while maintaining rigidity. Chambered in 5.56 NATO and equipped with a mid-length gas system and a .625 gas block diameter, this barrel offers a balanced shooting experience with a twist rate of 1:8, making it suitable for a variety of ammunition types. This barrel is commonly found in builds focused on agility and maneuverability, perfect for tactical or competition use.
Specifications
FAXON Firearms AR-15 16" Pencil Barrel 4150 QPQ Mid .625 FDE
Build history on GunPartPicker
Builders on GunPartPicker first added the FAXON Firearms AR-15 16" Pencil Barrel 4150 QPQ Mid .625 FDE to a build in July 2026.
Today none of the 2 retailers we track has it in stock right now. Listed prices start at $236.55 at Brownells for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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