Franklin Armory BFSIII AR-15 Binary Trigger Lower Receiver Black 2037

Franklin Armory BFSIII

The Franklin Armory BFSIII AR-15 lower receiver is a complete pistol lower featuring the innovative Binary Firing System III trigger for enhanced firing capability. Proudly made in America with 100% domestic parts and materials, it includes an installed SB Tactical SBM4 pistol arm brace for stability and a Type III hard coat anodized black finish for durability. This semi-automatic lower comes with one 30-round ASC steel magazine, ready for AR-15 upper assembly.

The Binary Firing System III trigger allows a round to be fired on pull and release for rapid follow-up shots, while maintaining safe operation with standard controls. The robust aluminum construction ensures longevity, and the included arm brace provides comfortable one-handed shooting or shouldering. Designed for compatibility with mil-spec AR-15 uppers, it offers versatility in calibers commonly used in the platform.

Ideal for range enthusiasts, competitive shooters, or those seeking a unique lower with advanced trigger technology, the Franklin Armory BFSIII delivers reliable performance in a high-quality American-made package. Its binary trigger and brace configuration make it suitable for dynamic shooting scenarios where speed and control are prioritized.

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