The Dead Air HUB Socket Silencer to P-Series Adapter is a versatile solution for converting your HUB-equipped silencer to accept P-Series adapters. This accessory, included with the Dead Air Primal, is designed to handle most rifle and pistol calibers with ease. Featuring 1.375-24 outside threads for HUB silencers and 1.203-28 inside threads for P-Series accessories like booster assemblies, 3-lug mounts, and fixed mounts, this adapter ensures seamless compatibility. Crafted from durable 4140 HT alloy steel with a QPQ black nitride finish, it provides reliable performance and longevity for your suppressor system.