The Spectre is a true multi caliber suppressor. Rated for full automatic 22lr or semi automatic 5.7mm, 17HMR, 22WMR. Made entirely from high strength 316 and 17-4 stainless steel alloys. The Spectre can be fully disassembled into its individual components for cleaning. The optional "pusher" tool allows the user to easily remove the baffle stack.