Product Description ProMag pistol magazine loader for Glock 9mm & 40 S&W double stack magazines top dimensions of 1 5/16" x 1" and smaller. Made in the USA. ProMag LDR04 Pistol Mag Loader Double Stack, Black Polymer, 9mm Luger 40 S&W Compatible w/Glock at Shooting Surplus Browse all Shooting Surplus deals $5.98 In Stock at Shooting Surplus Price verified 1d ago Buy Now at Shooting Surplus Secure checkout Easy returns or compare prices Amazon eBay Product Details Brand Promag MPN LDR04 Magazines Promag