Dead Air Xeno Xero Mount | 9/16×24 RH | DA143

The Dead Air Xeno Xero Mount (DA143) is a threaded mount designed to interface compatible muzzle devices and suppressors to hosts with 9/16×24 RH threads. Its inherently concentric, self-aligning taper provides repeatable bore alignment and consistent timing for suppressor installation. Constructed of robust materials and offered in a black finish, the mount is built for durability under repeated attachment and removal cycles. Typical applications include precision suppressor mounting for range and competition use, and use as a timing-capable muzzle adapter when paired with compatible silencers.

Product Specifications

• The manufacturer is Dead Air Silencers.
• The model is Xeno.
• The part number is DA143.
• The thread pattern is 9/16×24 RH.
• The listed caliber is 9mm.
• The material is 4140 HT Alloy Steel.
• The finish is Black.
• The overall length (OAL) measures 1.105″.
• The outer diameter measures 0.99″.
• The mount uses a concentric, self-aligning taper system for consistent bore alignment.
• The product includes timing shims to allow proper indexing.
• Designed for compatibility with Nomaxx 33 and Primal silencers when used with appropriate adapters and within caliber limits, as noted by the manufacturer: compatibility with Nomaxx 33 / Primal.
• The category is listed as Class 3 Parts & Accessories.
• The UPC is 810128161664.

The Xeno Xero mount emphasizes concentricity and repeatable alignment, delivering a purpose-built interface for shooters who require reliable suppressor timing and durable construction. Its 4140 HT steel construction and included shims make it a practical choice where consistent mounting and longevity are priorities.