{"product_id":"promag-heca17-9mm-40-rd-black-polymer-magazine-fits-h-k-mp5-ptr9","title":"ProMag HECA17 9mm 40-Rd Black Polymer Magazine - Fits H\u0026K MP5 \/ PTR9","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eProMag HECA17\u003c\/span\u003e\u003c\/strong\u003e is a high-capacity, \u003cstrong\u003e40-round\u003c\/strong\u003e detachable \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e9mm Luger\u003c\/span\u003e\u003c\/strong\u003e magazine engineered specifically for the \u003cstrong\u003eH\u0026amp;K MP5\u003c\/strong\u003e and \u003cstrong\u003ePTR9\u003c\/strong\u003e 9mm platforms. Built around a rugged black polymer body, this magazine delivers reliable feeding and corrosion resistance for range training and recreational shooting.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eConstructed from durable \u003cstrong\u003eDuPont Zytel polymer\u003c\/strong\u003e with \u003cstrong\u003ereinforced feed lips\u003c\/strong\u003e, the HECA17 combines the strength and dimensional stability needed for high-capacity pistol-caliber carbine use. The lightweight polymer body resists corrosion and stands up to repeated handling, while the reinforced feed lips maintain consistent geometry round after round.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eDesigned as a drop-in replacement or spare for factory \u003cstrong\u003eH\u0026amp;K MP5\u003c\/strong\u003e variants and the civilian \u003cstrong\u003ePTR9\u003c\/strong\u003e 9mm carbine, the HECA17 provides additional on-hand capacity for range days and training sessions. This ProMag 40-rounder expands your firepower on the line.\u003c\/span\u003e\u003c\/p\u003e","brand":"ProMag","offers":[{"title":"Default Title","offer_id":55169633747266,"sku":"174344","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_6466b5c0-6af3-4439-889e-d8c7ac16d420.png?v=1784905730","url":"https:\/\/centerfiresystems.com\/products\/promag-heca17-9mm-40-rd-black-polymer-magazine-fits-h-k-mp5-ptr9","provider":"Centerfire Systems","version":"1.0","type":"link"}