{"product_id":"sig-sauer-srd-piston-45-acp-m16x1-lh-17-4-stainless-steel-black","title":"Sig Sauer SRD Piston 45 ACP M16x1 LH 17-4 Stainless Steel Black","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eSig Sauer SRD Piston\u003c\/span\u003e\u003c\/strong\u003e is a factory \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e.45 ACP\u003c\/span\u003e\u003c\/strong\u003e conversion piston built for the \u003cstrong\u003eSig Sauer SRD45 suppressor\u003c\/strong\u003e. Swapping pistons is the standard way SRD45 owners change thread patterns to run the can on different host pistols, and this left-hand piston is set up for hosts wearing an \u003cstrong\u003eM16x1 LH\u003c\/strong\u003e thread pitch.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eEach piston is machined from \u003cstrong\u003e17-4 heat-treated stainless steel\u003c\/strong\u003e for the wear resistance and dimensional stability needed to handle high-pressure .45 ACP firing schedules, then given a low-glare \u003cstrong\u003ematte black glass bead finish\u003c\/strong\u003e that matches the SRD45 suppressor body. It is a direct factory-spec replacement or spare for the piston that ships in the SRD45, sold in \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eNew\u003c\/span\u003e\u003c\/strong\u003e condition and ready to drop in.\u003c\/span\u003e\u003c\/p\u003e","brand":"Sig Sauer","offers":[{"title":"Default Title","offer_id":54999190831426,"sku":"131066","price":131.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_e7ead2f5-9841-46e1-b3e9-2116c356d9d8.png?v=1784372210","url":"https:\/\/centerfiresystems.com\/products\/sig-sauer-srd-piston-45-acp-m16x1-lh-17-4-stainless-steel-black","provider":"Centerfire Systems","version":"1.0","type":"link"}