Universal Pistol Magazine Loader, Black Loads virtually all 9mm luger, .357 SIG, 10mm, .40 and .45ACP cal single and double stack magazines, including 1911 mags, of all manufacturers and also loads most .380ACP double-stack mags One size fits all No inserts, spacers or adjustments Easy loading; the rounds just drop in with no fingers pushing or pressing them No more pain - Load hundreds of rounds painlessly