Product Overview Glock current production magazines featuring original full capacity of 15 rounds. New FML (Full Metal Lined). Includes new Gen4 cutout for with ambidextrous mag release. Reviews (2 reviews) Write a Review 2 Reviews Hide Reviews Show Reviews 5 Glock Factory mag is best Posted by Kfoster on 31st Jan 2022 Great mag. About dedtoyed the lip for the base plate trying to install a taran plus 4 extension. Put the factory plate back on it it's ready to go. 5 Glock magazines Posted by Rowdy on 31st Jan 2022 great product .