The Franklin Armory Libertas Binary Elite Equipped Lower is a complete AR-style lower receiver configured with Franklin Armory’s Binary Firing System and finished in Hardcoat Type III anodized black. It ships with a B5 SOPMOD stock and an ergonomic grip, and includes user-focused features such as a flared magazine well and ambidextrous sling mounts. The assembly is intended for use in compliant supported configurations where legal.
Key Specifications
- The finish is Hardcoat Type III anodized black.
- The listed caliber is MULTI-CAL.
- The lower is equipped with a Franklin Armory Binary Firing System.
- The installed stock is a B5 SOPMOD Stock.
- The listed package weight is 3.65 lb.
- The advertised capacity is 30 + 1.
- It features a flared magazine well for quicker magazine changes.
- Ambidextrous push-button QD sling mounts are included.
- A specialized tension screw is installed to reduce upper/lower play.
- The package includes one 30-round magazine.
Purpose-built features and a conservative, utility-focused design make the Libertas Binary Elite Equipped Lower a practical choice for informed shooters seeking a complete lower with enhanced ergonomics and rapid reload capability. Its installed components and system-level features support a variety of lawful shooting applications while reflecting Franklin Armory’s established approach to modular lower assemblies.
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.




