Magazines are constructed of a Lexan material which is an all-black high-quality military spec approved substance that is supported by the European Union and used by many European forces. - These are the same magazines that both Pioneer Arms and Interarms provide with their civilian and military contract firearms. - 5.56X45 caliber. - These mags are constructed of a Lexan material which is an all-black high-quality military spec approved substance that is supported by the European Union and used by many European forces. These are the same magazines that both Pioneer Arms and Interarms provide with their civilian and military contract firearms. - These magazines feature the classic Polish Waffle pattern. High strength steel springs for reliable feeding. - Fully user-serviceable with a removable floor plate for cleaning. - SPECS - Polish Waffle style AK magazine - 5.56X45 - 30 round capacity - Lexan Bodies with Polymer Followers. - New production