Elevate your shooting experience with the ProMag Industries GLK-A23 28-Round Magazine, specifically designed for the Glock 48 and 43X models. Crafted in the USA, this magazine combines durability with high-performance reliability, ensuring every shot counts. Constructed with a proprietary Dupont Zytel based polymer and reinforced with a full-length steel insert, this magazine guarantees exceptional resilience. Meticulously engineered components offer reduced friction, enhancing feeding reliability for optimal shooting performance. 28-Round Magazine For Glock 48 / 43X 9MM Constructed from proprietary Dupont Zytel polymer Full length steel internal insert for added durability Injection molded magazine follower for seamless operation Spring made from heat-treated chrome silicon wire Made in the U.S.A. Choose ProMag for uncompromising quality and precision in every magazine.