Maximize your range time with minimal reloads using the ProMag® Canik® TP9 9MM 50-Round Drum Magazine. Constructed of a proprietary DuPont™ Zytel® polymer, this high-capacity magazine delivers reliable performance and superior durability in virtually any environment. Plus, a heat-treated chrome silicon wire spring and injection-molded polymer follower deliver exceptionally smooth feeding performance. Made in USA.