ANECHOIC's suppressor features a hybrid titanium and aluminum construction for an excellent combination of weight and heat dissipation. Each suppressor comes included with a direct thread mount for easy out-of-the-box attachment. The Anechox 30L series is a multi-caliber suppressor designed to be used with a variety of calibers ranging from .17 Hornet to 7mm. This model features an FDE cerakote finish and includes a Titan series 5/8X24 TPI direct thread mount. *Sound reduction ratings are approximate based on measurements by the manufacturer and may vary depending on firearm setup and environmental factors.*