Dead Air DA119 KeyMicro Flash Hider | 1/2-28

The Dead Air DA119 KeyMicro (KeyMo-compatible) flash hider is a compact, lightweight muzzle device intended for use as a minimalist flash hider and as part of Dead Air’s modular mounting systems. It pairs with Dead Air KeyMicro and KeyMo adapters to provide a secure mounting interface for muzzle accessories and suppressors. The design favors reduced length and weight while maintaining the mounting geometry used across Dead Air modular devices. Typical applications include range/competition use and modular suppressor-mounted builds.

Product Specifications

• The manufacturer part number is DA119.
• The material is 4140 HT Alloy Steel.
• The model is listed as KeyMo.
• The thread pattern is 1/2″x28 (Sig taper indicated in product naming).
• The device is classified as a Flash Hider.
• The finish is Nitride.
• The color is Black.
• The overall length (OAL) is 2.063″ as stated in product naming.
• The product description notes compatibility with KeyMicro and KeyMo adapters.
• The listed weight value is 0.225.
• The threads are specified as 1/2-28.
• The subcategory is Muzzle Devices.
• The product type is Flash Hider.
• The description field includes 1/2X28 as a reference.
• The UPC is 810128160582.

Compact and purpose-built, the DA119 KeyMicro flash hider brings Dead Air’s modular mounting geometry to short, lightweight builds. Its low-profile form and compatibility with the KeyMicro/KeyMo ecosystem make it a practical choice for shooters assembling suppressor-ready pistols or compact rifles who prioritize minimal length and consistent adapter interface. The device balances a small footprint with the mounting capability expected of Dead Air muzzle accessories.