The A2 9mm Flash Hider/Compensator is specifically designed for AR-15 platforms chambered in 9mm featuring 1/2"x28 threading and a durable black finish.A2 9mm Flash Hider/Compensator for AR-151/2"x28 thread pitch for proper 9mm barrel compatibilityBlack anodized finish for corrosion resistanceReduces muzzle flash and helps control recoilA2-style design for reliable performanceEssential for 9mm AR-15 builds this muzzle device provides effective flash suppression and muzzle control while maintaining the classic A2 profile trusted by shooters and builders.