Genuine Glock factory magazines ensure smooth, reliable feeding and help you stay confident your pistol will perform reliably. Manufactured to Glock specifications in Austria by Glock. Features a round count indicator on rear face of mag body and the standard factory base plate. Also available bundled with a rugged Uncle Mike’s molded-Kydex two-mag belt pouch. Tension screw system lets you adjust the amount of retention for competition or carry. Combo available for Glock 17/34 (9mm). Mfg: Glock SPECS: Magazines – Polyethylene body over steel liner. Pouch – Kydex, black. Accepts belts up to 1-3/4″ (4.4cm).