The silencerco asr flash hider significantly suppresses muzzle flash, safeguarding the shooters vision, especially in low-light environments.Engineered for maximum effectiveness, this flash hider keeps shots discreet and on target.Enhance shooting experience with reduced flash signature and superior control.Additionally, the silencerco flash hider utilizes a patent-pending resonance suppression method that effectively eliminates the tuning-fork effect common with competing 3-prong flash hiders.Finish: Black NitrideModel: ASRThread Pattern: 9/16"x24 LH