Dead Air Blast Shroud | DA463KM | .458 Cal | KeyMo

The Dead Air Blast Shroud with DA428 KeyMo Adapter reduces muzzle concussion and flash on short-barreled rifles and pistol-caliber carbines. Constructed from 4140 HT alloy steel with a black nitride finish, it directs blast forward to improve comfort for the shooter and nearby personnel. Its modular architecture allows compatibility with other Dead Air accessories and suppressors and includes a KeyMo adapter for quick mounting to HUB (1 3/8-24) threaded muzzle devices.

Product Specifications

• The brand is Dead Air Silencers.
• The model name is Blast Shroud with DA428 KeyMo Adapter.
• The manufacturer part number is DA463KM.
• The caliber is .458 Caliber.
• The material is 4140 HT alloy steel.
• The finish is black nitride.
• The thread pattern is 1.375×24.
• The included adapter is the DA428 KeyMo adapter.
• The overall length measures 3.11 inches.
• The weight is 7.4 ounces.
• It is designed for short-barreled rifles and pistol-caliber carbines.
• The design is modular for compatibility with other Dead Air accessories and suppressors.
• The UPC is 810128161800.

Engineered to manage muzzle blast without adding unnecessary bulk, this Blast Shroud offers a compact solution for shooters who prioritize control and maneuverability. The combination of durable construction and the KeyMo mounting interface makes it well suited to range use and tactical applications where muzzle management matters.