Dead Air DA307 KeyMo Flash Hider | 30 Cal | 9/16×24 LH

The Dead Air DA307 KeyMo flash hider is a KeyMount-compatible muzzle device designed for .30-caliber applications. It is machined from 4140 HT alloy steel and finished in black nitride. The unit features mass-shifted equal length tines intended to minimize audible resonance commonly associated with other designs, and it is compatible with Dead Air Sandman series and KeyMicro-equipped Wolfman suppressors.

Product Specifications

• The manufacturer/model is listed as DA307 KeyMo.
• The material is specified as 4140 HT alloy steel.
• The finish is described as Black Nitride.
• The thread pattern is 9/16×24 LH.
• The NFA thread pattern is 9/16×24 LH.
• The overall length is 2.7 inches.
• The product is specified for .30 caliber use.
• The unit includes a pre-drilled pin and weld hole at the 6 o’clock position (as stated in the product description).
• The design uses mass-shifted equal length tines to reduce audible resonance or “ping” associated with some muzzle devices; the design is KeyMo/KeyMount compatible.
• The product is noted as fitting FAL rifles (per additional feature listing).
• The listed weight is 0.25 (as provided in product attributes).
• The package dimensions are listed as 5.7 x 4.5 x 1.2 (length x width x height, as provided).
• The product type is identified as Accessory – Flash Hiders.
• The model is compatible with Dead Air Sandman series and KeyMicro-equipped Wolfman suppressors as a KeyMo mount.
• The UPC is 810128160490.

For shooters seeking a KeyMo-compatible muzzle device for .30-caliber platforms, the DA307 offers a straightforward, rugged option with a proven mount interface and corrosion-resistant nitride finish. Its KeyMount geometry simplifies mounting and removal of compatible suppressors while the compact 2.7″ profile keeps overall length low.