Radian ADAC-15 Billet Lower Receiver – Ambi Controls, Multi-Cal, Complete w/ Buffer Tube & Grip

The Radian ADAC-15 lower receiver sets the gold standard for premium AR builds. Machined from billet 7075-T6 aluminum and finished with an ultra-durable Type III hardcoat anodizing, this lower features full ambidextrous controls and Radian’s patented Automatic Dynamic Active Retention system (A-DAC). Whether you're a left-handed shooter or just demand next-level ergonomics, the ADAC-15 offers superior function and precision.

This complete lower comes outfitted with a mil-spec buffer tube, premium pistol grip, and lower parts kit pre-installed—including the enhanced bolt catch mechanism. Perfect for pairing with your high-end upper, this lower is the ideal foundation for a duty-ready rifle, competition setup, or premium defensive carbine.

For shooters who won’t compromise on build quality, reliability, or innovation—this is the lower you’ve been looking for.

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