The Dead Air KeyMicro 9mm 1/2-28 17-4 GOV Flash Hider is a compact, suppressor-ready muzzle device designed to reduce visible muzzle flash while providing a secure mounting interface for Dead Air KeyMicro-compatible suppressors. Precision-machined from rugged 17-4 stainless steel and finished with a corrosion-resistant treatment, it is built to withstand demanding firing schedules and harsh operating environments. The government profile maintains a streamlined footprint that helps balance performance with minimal added length and weight, making it well suited for pistol-caliber carbines and 9mm platforms. Its 1/2-28 threading ensures broad compatibility while delivering reliable suppressor alignment and repeatable attachment for consistent performance. Dead Air KeyMicro 9mm 1/2-28 17-4 GOV Flash Hider DA115GOV