Complete lower receiver manufactured by Radian Weapons. The receiver features a custom designed machined from billet 7075-T6 aluminum and comes with fully ambidextrous controls. The A-DAC 15 features the patented A-DAC (Ambidextrous Dual Action Catch) which allows right-handed shooters to easily lock the bolt to the rear without taking their hand off fire control. Additional accessories and features include a Talon ambidextrous safety selector. The A-DAC receivers are multi-caliber rated and compatible with standard mil-spec upper receivers. This receiver features a black Cerakote finish and includes a Magpul SL buttstock and MOE-K2 grip.