Franklin Armory BFSIII Equipped LIBERTAS Built Lower, Black - 00-20018-Black
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Franklin Armory
Overview
The Franklin Armory BFSIII Equipped LIBERTAS Built Lower is a complete AR-15 lower receiver, designed to streamline your build process with its pre-assembled components. Its black finish offers a sleek aesthetic while ensuring compatibility with the AR-15 platform. This lower is particularly suited for builds utilizing a carbine gas system in 5.56 NATO caliber, making it a solid choice for standard tactical setups.
Specifications
Franklin Armory BFSIII Equipped LIBERTAS Built Lower, Black - 00-20018-Black
Build history on GunPartPicker
Builders have been adding the Franklin Armory BFSIII Equipped LIBERTAS Built Lower, Black - 00-20018-Black to their builds on GunPartPicker since February 2026. All time, it ranks #780 of the 1,136 lower receivers builders have added. Builds with this lower receiver are split between 5.56 NATO (44%) and 300 Blackout (22%), split between carbine-length (50%) and mid-length (33%) gas systems, and nearly all AR-15.
It was hard to find in September 2026, in stock on only 5 of the 16 days we checked, and today only Classic Firearms has it in stock. Prices barely moved in September 2026, holding around $566.99, so there haven't been real sales lately. Buying today, the lowest price is $566.99 at Classic Firearms, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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Frequently Built With
The part most often added in each category by the builds that include this one
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Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
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