Dead Air DA455 Xeno Adapter for 1-3/8-24 HUB (R-Series) Based Suppressors Overview The Dead Air DA455 Xeno Adapter is a lightweight and highly durable suppressor mounting solution engineered for precision shooters and demanding users. Designed for HUB-compatible suppressors with industry-standard 1-3/8x24 threads, the Xeno Adapter pairs with Dead Air Xeno muzzle devices to provide a repeatable, secure, and low-profile mounting system. Constructed from nitride-treated 4140 steel, it delivers exceptional corrosion resistance, durability, and reliable long-term performance. Key Features a Compatible with 1-3/8x24 HUB-based suppressorsa Lightweight Xeno mounting system for minimal added length and weighta Left-hand thread design helps prevent adapter loosening during suppressor removala Manufactured from 4140 heat-treated steel with QPQ black nitride finisha Exceptional corrosion resistance and thread durabilitya Designed to reduce suppressor baffle erosion for improved suppressor lifespana Compatible with 1-1/8" socket and 1-1/2" hook spanner toolsa Precision-machined for repeatable suppressor alignment and lockupa Features custom Allen-designed pattern Specifications a Product Type: Suppressor Mount Adaptera Thread Pattern: 1-3/8x24 HUBa Material: 4140 Heat-Treated Steela Finish: QPQ Black Nitridea Thread Direction: Left-Hand Threadsa Tool Compatibility: 1-1/8" socket and 1-1/2" hook spannera Compatibility: Dead Air Xeno muzzle devices and HUB-compatible suppressors MPN: DA455UPC: 810128160254 Applications Ideal for precision rifle shooters, suppressor enthusiasts, and tactical users seeking a lightweight and repeatable mounting system. The Xeno Adapter is well suited for rifles where minimizing overall length and maintaining suppressor alignment are critical. Additional Features a Engineered to minimize galling and thread seizure compared to stainless steel designsa Ample tooling surfaces for easy installation and removala Future-ready compact design compatible with suppressors featuring smaller blast chambersa Secure attachment system optimized for high round-count use and harsh conditions