Product DescriptionThe Dead Air HUB to P-Series Adapter converts your HUB-equipped silencer to accept P-Series adapters, expanding mounting flexibility for compatible setups. This is the same accessory included with the Dead Air Primal, built to support a wide range of rifle and pistol calibers when used with the proper, caliber-compatible components. Precision-made from heat-treated alloy steel with a durable black nitride finish, it adds minimal length and weight while providing a secure threaded interface between HUB suppressors and P-Series accessories.Product Highlights Converts HUB-equipped silencers to accept Dead Air P-Series adapters and accessories Outside threads: 1.375-24 (HUB); inside threads: 1.203-28 (P-Series) Compact, low-profile adapter adds minimal overall length (0.545 in.) Made from 4140 HT alloy steel for strength and long service life QPQ black nitride finish helps resist wear and corrosionSpecs Brand: Dead Air Armament Manufacturer Part Number: SD502 UPC: 810128160230 Product Type: HUB to P-Series suppressor adapter Outside Thread: 1.375-24 (HUB) Inside Thread: 1.203-28 (P-Series) Overall Length: 0.545 in Weight: 0.88 oz Material: 4140 HT Alloy Steel Finish: QPQ Black NitrideDisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.