Radian A-DAC 15 Lower Receiver | OD Green | R0391

The Radian A-DAC 15 lower receiver is a billet-machined AR-15 style lower in Olive Drab Green designed for fully ambidextrous operation. It features the patented A-DAC (Ambidextrous Dual Action Catch) for easier bolt-locking from the firing hand, plus Radian’s Talon 45/90 safety selectors. This semi-complete lower provides a sturdy foundation for competition or range-focused builds that prioritize ergonomic, ambidextrous controls.

Product Specifications

• The manufacturer is listed as Radian Weapons.
• The manufacturer’s part number is R0391.
• The UPC is 817093023744.
• The receiver is machined from billet 7075-T6 aluminum.
• The finish is specified as Cerakote in Olive Drab Green.
• The color is Olive Drab Green.
• The product type is listed as a Semi-Complete lower receiver.
• The handedness is Ambidextrous with fully ambidextrous controls.
• The lower includes Radian Talon 45/90 ambidextrous safety selectors.
• The design incorporates an integral trigger guard and a flared magazine well for easier reloads.
• The receiver features a SART (Self-Adjusting Receiver Tensioner) spring-loaded plunger to reduce upper/lower wobble.
• The A-DAC system provides an Ambidextrous Dual Action Catch to lock the bolt to the rear from the firing hand.
• The package includes proprietary hardware such as an extended bolt catch, left-side magazine release paddle, right-side magazine release button, and right-side bolt release paddle.
• The lower ships with an enhanced takedown pin set and necessary hammer pin.

This lower receiver is built for shooters assembling ambidextrous AR-15 style platforms where ergonomics and dependable control layout matter. It is well suited to competition builds and precision-oriented range rigs where the A-DAC functionality and reduced receiver play provide tangible handling benefits.