HUB Direct Thread Fixed Mount M18x1

This Dead Air fixed mount insert enables suppressor versatility across multiple firearm platforms. Engineered with HUB-compatible 1 3/8-24 mounting interface, these inserts accommodate a wide selection of thread pitches 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. The construction utilizes 4140 HT alloy steel with QPQ black nitride finish for durability and corrosion resistance. At 0.765 inches in length and weighing approximately 1.6 to 1.9 ounces depending on model, these inserts integrate seamlessly with Dead Air Nomad, Primal, and other HUB-compatible suppressors. Stock arrives new and ready for immediate deployment.