Dead Air Xeno 3-Prong Mount | DA129

The Dead Air Xeno 3‑Prong Mount (DA129) is a compact micro flash hider and suppressor mounting option engineered for repeatability and durability. It is built from nitrided 4140 HT alloy steel and is designed to minimize added length and weight while providing a stable return-to-zero when used with a compatible adapter. The device features detuned prongs to reduce resonance and forward geometry intended to allow removal even with carbon buildup.

Product Specifications

• The manufacturer is DEAD AIR ARMAMENT LLC.
• The model is listed as Xeno.
• The manufacturer part number is DA129.
• The product type is Flash Hider.
• The material is 4140 HT Alloy Steel.
• The finish is Nitride.
• The color is Black.
• The design includes detuned prongs to reduce resonance.
• The forward geometry is optimized so a suppressor or adapter will still slide off after carbon buildup, according to the manufacturer text.
• The device is intended to provide a short, lightweight mounting option with repeatable return-to-zero when mated to a compatible adapter.
• The nominal weight is listed as 0.2 (unit not specified in source data).
• The thread pattern is listed as 1/2-28 in the provided attributes.
• Tooling surfaces are provided and accessible even when a suppressor is installed, per the source description.
• The construction and finish are intended to resist galling and corrosion, per the manufacturer text.
• The UPC is 810128160704.

For shooters seeking a minimal-length mounting solution, the Xeno 3‑Prong Mount delivers a purpose-built interface between a firearm and a compatible adapter or suppressor. Its compact footprint and durable nitrided steel construction make it appropriate for precision-oriented range use and suppressor-equipped shooting applications where repeatable alignment is a priority.