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Radian AX556 ADAC Ambi Lower Receiver 5.56 NATO Radian Brown Cerakote AR-15 Lower Receiver

The Radian AX556 ADAC Ambidextrous lower receiver is machined from 7075-T6 billet aluminum and finished in a Radian Brown Cerakote over Type III hard anodize. It’s built for AR-15 pattern 5.56 NATO uppers and includes fully ambidextrous controls, including Radian’s A-DAC (Ambidextrous Dual Action catch) to lock back the bolt without removing your hand from the fire control.

Key features

  • 7075-T6 billet aluminum construction with integral trigger guard and flared magazine well
  • Type III hard anodize with Radian Brown Cerakote finish
  • Patented A-DAC Ambidextrous Dual Action catch for quick bolt lock-back
  • SART Self-Adjusting Receiver Tensioner spring-loaded plunger helps reduce upper/lower wobble
  • Radian Talon 45/90 ambidextrous safety selectors (long/short)
  • Enhanced takedown pin set and all proprietary hardware included

Upgrade your AR-15 build with a rigid, ambidextrous AX556 ADAC lower receiver built for smooth control and solid fit.

Radian AX556 ADAC Ambi Lower Receiver 5.56 NATO Radian: quick facts

What caliber is the Radian AX556 ADAC Ambi Lower Receiver 5.56 NATO Radian?
It is chambered in 5.56 NATO.
What kind of action does it use?
Double Action.
What sights and finish does it have?
finish: Radian Brown Cerakote.
Is it new or used?
New, in the original packaging.
Can I buy it in Georgia?
Yes. It ships to a licensed FFL dealer in Georgia; you pick it up there after the background check. Georgia buyers pick this up at a licensed dealer after the federal background check, from age 18, with no state permit or waiting period; check the Georgia Hunting Regulations before you hunt.
Is it in stock?
Yes, at $581.89. Orders leave within 1-2 business days; shipping is free over $999.

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