{"product_id":"jk-armament-155-piston-9mm-luger-1-2x28-stainless-steel","title":"JK Armament 155 Piston 9mm Luger 1\/2x28 Stainless Steel","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eJK Armament 155 Piston\u003c\/span\u003e\u003c\/strong\u003e is a precision-machined replacement piston mount for the \u003cstrong\u003eJK 155 series\u003c\/strong\u003e of suppressors, engineered to deliver reliable semi-automatic cycling on \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e9mm Luger\u003c\/span\u003e\u003c\/strong\u003e centerfire pistols. Cut from \u003cstrong\u003e17-4 PH stainless steel\u003c\/strong\u003e, the piston is built for the rigors of repeated fire and easy field service.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe piston uses trapped gas pressure to oppose slide motion, keeping the suppressor seated on the muzzle during the firing cycle and releasing cleanly as the action unlocks. This makes the 155 Piston ideal for hosts with short dwell and brief reset, including 9mm Luger pistols and other centerfire pistol platforms that share the same \u003cstrong\u003e1\/2x28\u003c\/strong\u003e thread pattern.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eWhether reconfiguring a JK 155 for a new pistol barrel or replacing a worn piston, this direct-fit \u003cstrong\u003estainless steel\u003c\/strong\u003e mount keeps the 155 series running quietly and reliably. The raw stainless finish is durable, corrosion-resistant, and easy to maintain.\u003c\/span\u003e\u003c\/p\u003e","brand":"JK Armament","offers":[{"title":"Default Title","offer_id":55064767627586,"sku":"189135","price":90.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_66966fc2-0d1f-45c6-aeef-060e65c052da.png?v=1784737311","url":"https:\/\/centerfiresystems.com\/products\/jk-armament-155-piston-9mm-luger-1-2x28-stainless-steel","provider":"Centerfire Systems","version":"1.0","type":"link"}