{"product_id":"piston-promarks-w-2-white-valves-d80k235120","title":"Piston, Promarks w\/ 2\" white valves","description":"\u003cp\u003ePiston that sits inside the 2″ white vent valve. The vent valve lets air back into the chamber after the vacuum cycle; vacuum pressure and a spring move the piston.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e All 2″ white valves on Promarks vacuum chamber machines.\u003c\/p\u003e","brand":"vacandpac.com","offers":[{"title":"Default Title","offer_id":47969580908705,"sku":"D80K235120","price":59.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0191\/2173\/3732\/files\/Piston_Promarksw2whitevalve.jpg?v=1791380467","url":"https:\/\/vacandpac.com\/products\/piston-promarks-w-2-white-valves-d80k235120","provider":"vacandpac.com","version":"1.0","type":"link"}