The UpLULA™ is a military-grade universal pistol magazine loader and unloader designed for loading and unloading virtually all* 9mm Luger up to .45ACP magazines, single and double stack and 1911's of all manufacturers. It will also load most .380ACP double-stack mags. The UpLULA™ loader does it all easily, reliably, and painlessly! Loads all* 9mm Luger, .357 Sig, 10mm, .40, and .45ACP cal. single and double stack magazines., including 1911 mags, of all manufacturer, and also loads most .380ACP double-stack mags. One size fits all. No inserts, spacers or adjustments at all! Easy loading; the rounds just drop in with no fingers pushing or pressing them. 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 several mags compared with thumb loading. Fits in hand and pocket, weighs only 72 grams (2.55 Ounce). Highly durable.