Lite UpLULA Heckler & Koch H&K HK Speed Mag Loader - 9mm to 45ACP Maglula Uplula HandGun Speed Magazine Loader. Loads all* 9mm Luger, 10mm, .357 Sig, 10mm, .40, and .45ACP cal No more pain! Load hundreds of rounds painlessly. Protects your fingers and mags. Up to one round per sec. loading rate. 1/3 the time loading mags compared with thumb loading. Fits in hand and pocket; weighs only 66 grams (2.3 Ounces). Highly durable. Designed for loading and unloading virtually all* 9mm Luger up to .45ACP magazines, single and double stack and 1911's of all manufacturers.