The SA223TISD suppressor is engineered for dependable performance on calibers up to and including .223/5.56 in a compact lightweight 6.2″ design. Built with a Grade 9 titanium tube and durable 17-4 stainless steel internals it delivers strength corrosion resistance and reduced weight. Its ½-28 direct-thread design ensures repeatable attachment and it is not rated for long action or magnum calibers.