Sig Sauer Replacement Piston for Sig SRD Suppressors 9mm Luger 1/2"-28 Thread Stainless Steel Matte

Name: Sig Sauer Replacement Piston for Sig SRD Suppressors 9mm Luger 1/2"-28 Thread Stainless Steel Matte
Brand: MidwayUSA
Price: 125.99 USD
Availability: InStock

Sold byMidwayUSA•Posted Apr 27, 2026

$125.99

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Deal Summary

Currently in stock.
Caliber: 9mm
Category: parts
SKU: 411073
Brand: Sig Sauer

Price History

Deal Details

Sig Sauer Replacement Pistons for Sig SRD Suppressors are a made of 17-4 heat treated stainless steel with a matte bead finish. The piston will fit a variety of hosts, and is a perfect choice for converting your SRD45 to 9mm. Simply swap the conversion piston with the original piston in your silencer to match your barrel thread pattern. Available in 1/2"-28 or M13.5X1 LH.