![SIG SILENCER PISTON 45ACP .578X28 SIG SILENCER PISTON 45ACP .578X28](https://cdn11.bigcommerce.com/s-c6aiidxwtg/images/stencil/300x300/products/15936/22374/BHSIGSRDPISTON578X28__76591.1733269652.jpg?c=1)
Convert your SRD45 suppressor to a 16x1 Left Hand thread pitch with the SRD-PISTON-M16X1LH. 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.