Convert your Sig Sauer SRD9 or SRD45 suppressor to a 1/2x28 Right Hand thread pitch with this piston. The piston is made of 17-4 heat treated stainless steel with a matte glass bead finish. The piston will fit a variety of hosts and it is a perfect choice for converting your SRD45 to 9mm. Simply swap the conversion piston with the original piston in your suppressor to match your barrel thread pattern.
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ITEM# SRD-PISTON-M135X1LH
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