Sig Sauer Suppressor Piston 45 ACP .578X28 - SIG SRDPISTON578X28

This is a conversion piston for Sig Sauer SRD45 suppressors, allowing users to change the thread pitch to .578X28 right-hand threads to match different barrel configurations. The piston is constructed from 17-4 heat-treated stainless steel with a matte glass bead finish and is compatible with a variety of host firearms. Users can simply swap the conversion piston with the original piston in their suppressor to achieve the desired thread pattern compatibility.