Maglula LULA Colt 9 SMG All-in-One Magazine Speed Loader and Unloader Colt SMG lula loader and unloader for 9 x 19mm original Colt SMG mags, and modified UZI mags. Made to exact Specs Usable for tens-of-thousands rounds They facilitate both loading of loose rounds into a magazine and unloading them out of the magazine Fits: Colt 9 SMG Rounds slide out effortlessly Slips on and off your mag with ease