CGS Group Nautilus Piston M16x1 LH Muzzle Device, Black Nitride - CGSNAU16X1LPIST

This is a piston-type muzzle device designed for the CGS Nautilus suppressor system, featuring a M16x1 left-hand thread pattern. Constructed from 17-4 stainless steel with black nitride finish, it measures 4.8" in length and 3.9" in width. The piston assembly allows for semi-automatic operation when used with compatible suppressors.