Radian Weapons A-DAC 15 Lower Receiver | R0166

The Radian Weapons A-DAC 15 is a billet-machined AR-15 lower receiver designed for ambidextrous operation and streamlined assembly. Machined from 7075-T6 aluminum, it integrates an A-DAC (Ambidextrous Dual Action Catch) bolt hold-open feature and Radian’s Talon 45/90 ambidextrous safety. Its features are aimed at builders and enthusiasts assembling precision or competition-style AR-15 platforms.

Product Specifications

• The receiver is machined from 7075-T6 billet aluminum for durability and consistent fit.
• The finish is listed as Radian Black (colored).
• The ATF Type is designated as a RECEIVER.
• The ATF Model is A-DAC 15.
• Hand controls are Ambidextrous, including ambi magazine and bolt releases.
• Includes the patented A-DAC (Ambidextrous Dual Action Catch) to hold the bolt open without changing firing grip.
• The receiver incorporates a/an integral trigger guard and flared magazine well to ease reloads and installation.
• Features a SART (Self-Adjusting Receiver Tensioner) spring-loaded plunger to reduce upper/lower wobble.
• Includes Radian Talon 45/90 Ambidextrous Safety Selectors (long and short levers).
• All proprietary hardware is included, such as extended bolt catch, left-side magazine release paddle, right-side magazine release button, right-side bolt release paddle, and hammer pin.
• The product type is listed as Semi-Complete.
• Finish/description is Billet.
• Country of origin is Made in the USA.
• Retail UPC is 817093021283.
• State shipping/sales notes: No direct ship to California; No sale to Illinois PICA.

This A-DAC 15 lower is targeted at builders who want a high-quality billet foundation for precision builds or competition-oriented AR-15 projects. Its ambidextrous layout and integrated A-DAC feature simplify bolt-hold and control operation during staged or rapid transitions. The receiver’s billet construction and SART tensioner help deliver a solid fit-up with matched uppers, making it a reliable base for custom assemblies.