HUB Direct Thread Fixed Mount M18x1.5 AI

This Dead Air fixed mount insert provides a straightforward solution for expanding suppressor compatibility across multiple firearms. Featuring HUB-compatible design (1 3/8-24), this insert accommodates Dead Air silencers including the Nomad and Primal models. The insert is machined from 4140 heat-treated alloy steel and finished with QPQ black nitride for durability and corrosion resistance. Available in numerous thread pitch options to match virtually any barrel configuration, including 1/2-28, 11/16-24, 9/16-24RH, .578-28, 3/4-20, 3/4-24, 5/8-24 variants, and metric specifications. Standard versions measure 0.765 inches in length and weigh between 1.60 and 1.92 ounces depending on thread pitch selection, while extended models reach 1.750 inches. This precision-engineered component integrates seamlessly with compatible suppressor systems to enable quick-change mounting capabilities.