The IWI IWS7 silencer is a state-of-the-art reduced back-pressure solution for 7.62 NATO and 7.62mm Magnum Rifle Calibers. Built with weapon-grade nickel alloy and stainless steel components and CNC laser-welded for durability it withstands the demands of short barrels and full-auto firearms while maintaining the rifle’s inherent precision. – Caliber 7.62 – Length 6.4 – Diameter 1.74 – Weight 18.0 Oz – Materials Nickel Alloy & Stainless Steel – Construction CNC Laser Welded – Muzzle Attachment HUB+ Mount 5/8×24 – Color C-Series Cerakote Black – Full-Auto Rated Yes – Barrel Restrictions None