{"product_id":"echo-1-mark-18-polarstar-hpa-m4","title":"ECHO 1 Mark 18 Polarstar HPA M4","description":"\u003cp\u003e\u003cstrong\u003eECHO 1 Mark 18 Polarstar HPA M4\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis ECHO 1 Mark 18 is a full polymer build with a refurbished body that shows some wear marks. Internals are bone stock apart from the bucking and the HPA engine.\u003c\/p\u003e\u003cp\u003ePart of \u003cstrong\u003eKA Tech’s Liquidation Sale\u003c\/strong\u003e: professionally built rifles with \u003cstrong\u003ebrand new HPA engines\u003c\/strong\u003e and \u003cstrong\u003erefurbished bodies\u003c\/strong\u003e.\u003c\/p\u003e","brand":"KA Tech Airsoft","offers":[{"title":"Kythera","offer_id":47555118596130,"sku":"KA-ECHO1-MK18-KYT","price":400.0,"currency_code":"USD","in_stock":true},{"title":"Jack","offer_id":47555118628898,"sku":"KA-ECHO1-MK18-JCK","price":450.0,"currency_code":"USD","in_stock":true},{"title":"F2","offer_id":47555118661666,"sku":"KA-ECHO1-MK18-F2","price":550.0,"currency_code":"USD","in_stock":true},{"title":"Fusion Engine","offer_id":47555118694434,"sku":"KA-ECHO1-MK18-FE","price":650.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/5355\/8050\/files\/ChatGPT_Image_Sep_13_2026_01_22_32_PM_10_50daad3d-ae73-4d5f-a1ea-5ee9d1615795.png?v=1789348446","url":"https:\/\/www.katechairsoft.com\/products\/echo-1-mark-18-polarstar-hpa-m4","provider":"KA Tech Airsoft ","version":"1.0","type":"link"}