Dead Air DA306 KeyMo Flash Hider | 1/2-28 | Black Nitride

This KeyMo flash hider from Dead Air Armament is a muzzle accessory engineered for use on SCAR 16 rifles and other platforms with matching shoulder and thread patterns. It uses Dead Air’s KeyMo interface to lock to compatible mounts and is finished in Black Nitride for surface hardness and corrosion resistance. The design features equal-length, mass-shifted tines intended to reduce audible vibration or “ping” when struck.

Product Specifications

• The manufacturer is DEAD AIR ARMAMENT LLC.
• The model is listed as KeyMo.
• The manufacturer part number is DA306.
• The UPC is 810128160483.
• The thread pattern is 1/2-28.
• The NFA thread pattern is 1/2×28.
• The listed caliber/gauge is .22 Caliber.
• The material is 4140 HT Alloy Steel.
• The finish is Black Nitride.
• The product type is Accessory-Flash Hiders.
• The unit weight is listed as 0.30000000000000004 (value provided; units not specified in source data).
• The item is described as fitting SCAR 16 Rifles.
• Compatibility notes list the KeyMo hider as compatible with Sandman-series suppressors and KeyMicro-equipped Wolfman mounts.
• The published product dimensions include a dimension block of 1.15 X 2.80 X 4.45.

Designed for range work, competition, and other precision shooting applications where reliable muzzle device engagement and durability matter, the DA306 KeyMo flash hider provides a secure KeyMo interface and a robust alloy-steel construction. Its Black Nitride finish and keyed engagement are intended to support repeated mounting and dismounting without loss of fitment integrity.

Users have praised the hider’s “no-ping” design and its secure KeyMo engagement for consistent, repeatable suppressor mounting.