The Dead Air Sandman X KeyMo is a hard-use, quick-detach rifle suppressor optimized for 7.62mm-class platforms and rated for calibers up to .300 RUM. It is configured for KeyMo quick-detach mounting and ships with a KeyMo adapter and a DA116 5/8-24 KeyMicro 3-prong flash hider. The design emphasizes reduced backpressure and durability for sustained semi-automatic and full-automatic use.

Key Specifications

• Manufacturer: Dead Air Silencers.
• Model: Sandman X with KeyMo mount.
• Caliber rating: Up to .300 RUM.
• NFA Form 3 caliber listing: 7.62mm.
• Mount/attachment: KeyMo quick-detach system; includes DA438 KeyMo adapter and DA116 5/8-24 KeyMicro 3-prong flash hider.
• Overall length: 6.9 inches.
• Outside diameter: 1.65 inches.
• Weight: 16.8 ounces.
• Full-auto rated: Yes.
• Baffle material: Haynes 282.

The Sandman X brings a purpose-built approach to suppressed rifle use: a quick-detach KeyMo interface, multi-caliber capability up to .300 RUM, and a baffle system designed for heavy-duty service. Its combination of compact length, modest diameter, and reduced backpressure make it suitable for sustained use on 7.62-class rifles where reliability and user-focused ergonomics are priorities.