The TB compatible mount allows the VOX and other industry standard 1.375x24 silencers to attach to third party precision rifle muzzle devices. The adapters are manufactured exclusively from US origin, DFARS compliant, 6AL-4V Titanium and feature a black DLC(Diamond-like Carbon) coating with an additional internal layer of BN (boron nitride). The adapters have 1.375" wrench flats for tightening to silencers.