#html-body [data-pb-style=OXV2RDY]{display:none}#html-body [data-pb-style=AJ1SBEL]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}Conquer the range with the Sierra 5: The ultimate 5.56 suppressor built for hard use. This isn't just another 5.56 silencer - the Sierra 5 delivers everything you demand from a dedicated rifle suppressor. Full-auto rated with no barrel length restrictions, the Sierra 5 is ready for any challenge. Its distinctive knurling isn't just for looks; it's a functional design element perfectly aligned with the Sierra 5's mission. In fact, we encourage you to push the Sierra 5 to its limits - if you're not running it red hot, we might be offended!Engineered for professional use, the Sierra 5 achieves the ideal balance of sound and flash suppression while maintaining a compact size and minimal weight. Its HUB compatible (1.375-24") mounting system offers unparalleled versatility, allowing you to customize your setup with a variety of adapters. The Sierra 5 is available out-of-the-box with either our KeyMo or Xeno mounting system, providing immediate options for your specific needs.The Sierra 5's winning formula combines welded Cobalt 6 baffles within a durable stainless steel outer tube. This proven design ensures top-tier performance and exceptional longevity. The Sierra 5 is truly the last 5.56 suppressor you'll ever need.Transform your shooting with the Dead Air Sierra 5. This silencer turns the violent 5.56 blast into a soft, manageable thud. Its heavy-duty baffles kill recoil and eliminate flash, letting you stay on target with total clarity. Enjoy a cleaner, quieter experience that protects your hearing.Mount it instantly with the Xeno adapter and 1/2-28 flash hider. Buy at PSA with $0 tax stamps and fast 2026 digital approval. This premium suppressor ships right to your door, making the wait for a smoother, high-performance range experience nearly zero. Elevate your tactical build today.