Uncle Mike’s 51361 Kydex Double Mag Case Black Kydex Belt Clip 9mm Luger 40 S&W Belts 1.75 Wide”

Uncle Mikes Kydex Double Mag Case gives your magazines the same protection as your firearm. The internal tensioning device is for security and it fits belt loops up to 1 3/4 or can be clipped over a waistband.”