The Dead Air Mask HD is a direct-thread rimfire suppressor designed for .22 LR applications. It uses 17-4 PH stainless steel baffles mated to a Grade 9 titanium tube to balance durability and weight. At 5.1 inches and 6.6 ounces, the Mask HD keeps handling compact while remaining serviceable for regular range use. The unit disassembles for cleaning and maintenance.

Key Specifications

• The suppressor is rated for **.22 LR** caliber applications.
• The overall length is **5.1 inches** for a compact profile.
• The weight is **6.6 ounces** to minimize added mass to the host firearm.
• The external diameter is **1.070 inches** for streamlined fit.
• The thread pattern is **1/2-28** for direct-thread attachment.
• The baffle material is **17-4 PH stainless steel** for long service life.
• The tube material is **Grade 9 titanium (3Al-2.5V)** for strength and reduced weight.
• The finish is **bead-blasted silver** for a low-glare appearance.
• The unit is **full-auto rated** for compatible platforms.
• The measured noise reduction is approximately **39 dB** under typical rimfire conditions.

Built for routine range and field use, the Mask HD offers a low-maintenance, disassemblable design that simplifies cleaning intervals while delivering reliable performance. Its compact size, lightweight construction, and durable materials make it a practical choice for rimfire training, target work, and small-bore field use.