HUB Direct Thread Fixed Mount 5/8"x24

Dead Air fixed mount inserts expand suppressor versatility across multiple firearms platforms. These HUB-compatible inserts feature a durable QPQ black nitride finish applied to 4140 HT alloy steel construction. Available in multiple thread pitch options including 1/2-28, 11/16-24, 9/16-24RH, .578-28, 3/4-20, 3/4-24, 5/8-24, 5/8-24 SIG TAPER, M18-1, and M18-1.5 AI configurations. Most models measure 0.765 inches in length with weights ranging from 1.6 to 1.92 ounces, while the extended LT306 variant extends to 1.750 inches at 2.78 ounces. These inserts enable mounting of Nomad, Primal, and other HUB-compatible suppressors on additional firearms. Each insert is brand new factory inventory.