Dead Air Xeno Xero Mount | 5/8-32 | .45 Cal | DA146

The Xeno Xero is a threaded taper mount designed to provide a lightweight, minimalist mounting option that emphasizes repeatability and a reliable return to zero. It reduces intrusion into the blast chamber to improve sound performance and limit overall weight while retaining durable construction. The mount is compatible with Dead Air Xeno adapters and is intended for .45 caliber and smaller diameter projectiles when using the 5/8-32 variant.

Typical applications include use as a repeatable suppressor mounting interface for range training and for precision shooting platforms where minimal added length and solid indexing are priorities.

Product Specifications

• The manufacturer is DEAD AIR ARMAMENT LLC.
• The model is Xeno Xero.
• The manufacturer’s part number is DA146.
• The thread pattern is 5/8-32.
• The compatible caliber is listed as .45 Caliber.
• The material is specified as 4140 HT alloy steel.
• The finish is black nitride.
• The overall length is 1.105 inches.
• The listed weight for the 5/8-32 variant is 1.60 oz.
• The outside diameter is stated as 0.99 inches.
• The through bore for the 5/8-32 .45 variant is 0.458 inches.
• The mount includes a 3/4-inch wrench feature for indexing and tool engagement.
• The product features left-hand threads as part of the taper design.
• The mount is compatible with Dead Air Xeno Adapters.
• The UPC is 810128161633.

The Xeno Xero mount pairs a compact profile with design features that prioritize consistent alignment and low mass. For those building a suppressed pistol or compact precision rig, it minimizes added length into the suppressor chamber and offers durable construction for long-term service. Its taper and tool features simplify installation and indexing while supporting repeatable returns to zero.