Franklin Armory FAI-15 Forged Stripped Lower – Binary, Black

The Franklin Armory FAI-15 forged stripped lower receiver is manufactured from forged 7075-T6 aluminum and finished in Type III hardcoat anodized black. It carries Franklin Armory binary-mode engraving and ships with a specialized tension screw. This stripped receiver is intended for use as the foundation of an AR-15 platform build or upgrade in multi-caliber configurations.

Key Specifications

• The receiver is forged from 7075-T6 aluminum.
• The finish is Type III hardcoat anodized black.
• The ATF model designation is FAI-15.
• The product features binary-mode engraving.
• Includes a specialized tension screw.
• Accepts most aftermarket AR-15 mil-spec parts.
• The ATF type is listed as RECEIVER.
• The caliber designation is MULTI-CAL.
• The listed shipping weight is 0.75 lb.

Built for durability and compatibility, this forged FAI-15 lower provides a solid, mil-spec foundation for custom AR-15 assemblies used in range, competition, or precision-oriented projects. Its hardcoat anodized finish and binary-mode markings make it a practical choice for builders seeking a rugged, serviceable lower receiver with Franklin Armory features.