This is a double stack 9mm/.40 S&W Speed Loader
Compatible with all double-stack Pistol magazines chambered in 9mm or .40 Cal, this Speed Loader features a simple construction that’s rugged and designed to last. Just set your magazine upright on a hard surface, press down on the speed loader, and load.
-Perfect fit on 9mm/.40 S&W magazines for ideal loading of every round.
-Specially designed to simplify magazine loading process and reduce hand stress.
-No complex moving parts to malfunction, pinch the hand, damage magazine follower, or plating on bullets.
-Will work with factory Glock mags and other popular brands such as Ruger, S&W, Beretta, Sig Sauer and more!