Promag Magazine for Glock 17/19/26 9MM Black Polymer 18/Rdne

The Promag GLK-A9B 18/rd Magazine fits the Glock 17 / 19 / 26 9mm. This Polymer Magazine is constructed of a proprietary Dupont Zytel derived high impact polymer with a full length steel internal insert stamped and welded just like the factory mag then over molded with our proprietary high impact Nylon based polymer.