"Purpose-built for long-range precision shooting and hunting, the Gunwerks 6IX Suppressor delivers maximum sound suppression with minimal point-of-impact shift. The 6IX Silencer is optimized for use with modern magnum hunting cartridges and includes a .30-cal. bore reducer that lets you fine-tune the noise reduction based on your caliber; additional bore reducers for 6mm, 6.5mm, and 7mm are available from Gunwerks (not included). It's made from hardened 17-4 stainless steel and features a high-temperature Cerakote finish for the ultimate in corrosion resistance. The 6IX Suppressor is just 6.18"" long, 1.5"" in dia., and 12.4 oz., making it ideal for remote and high-altitude hunts. It includes thread adapters for 1/2""-28 and 5/8""-24 for easy mounting. Purpose-built for precision long-range shooting and hunting Optimized for modern magnum cartridges Includes a bore reducer for .30-cal. Hardened 17-4 stainless steel with Cerakote finish Includes thread adapters for 1/2""-28 and 5/8""-24"