Our Direct Thread Mounts are a simple solution to attach our silencers to any firearm. Compared to the ASR Mount, the Direct Thread Mount shortens the overall length of the suppressor. With many thread pitch and caliber options, your silencer is ready to shoot on almost any platform.Compatible with fixed rifle barrels on:Spectre 9Omega K SeriesAlpha MAAD BrakeThis thread mount is not for use on pistols with unlocking or moving barrels. Using this mount on a pistol can result in damage to the suppressor.