The Franklin Armory Libertas stripped billet lower is a machined component intended for AR-15 platform assembly and custom builds. It is supplied without internal parts or stock and features material and finish details suitable for gunsmithing and component-level projects. The lower carries a multi-caliber designation and is finished in black as indicated in the product name.
Key Specifications
- Platform designation: AR-15 Accessory – Yes.
- Caliber/gauge marking: MULTI-CAL.
- Construction note: MACHINED FROM 7075 T6 ALUMINUM.
- Finish type: COLORED.
- Overall dimensions listed as: 3.80 X 5.05 X 9.55.
- Height reported as: 3.8000.
- Length reported as: 9.5500.
- Width reported as: 5.0500.
- Stock finish: NONE.
- Stock material: NONE.
- State restriction (IL): NO SALE TO ILLINOIS PICA.
This stripped billet lower offers a solid foundation for custom AR-15 assemblies and component-level work, with durable 7075-T6 construction and a color finish. Its multi-caliber designation makes it suitable for a variety of upper/lower combinations where legal and appropriate.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.




