Sig Sauer Suppressor Piston to .578×28 TPI

Convert your SRD45 suppressor to a .578X28 Right Hand thread pitch with this piston. The piston is made of 17-4 heat treated stainless steel with a matte glass bead finish and it will fit a variety of hosts. Simply swap the conversion piston with the original piston in your suppressor to match your barrel thread pattern.