Maglula Tactical X10 and V10 LULA .22LR Pistol Magazine Loader and Unloader Contains a set of two loaders for loading .22 LR cal. single stack narrow magazines with a projecting side-button V10-LULA is a locking loader that locks itself anywhere along the magazine X10-LULA is a sliding loader and unloader and slides along the magazine Eliminates thumb pain and injury plus protects fingers from pinching; prolongs magazine life by eliminating wear on feed lips Highly reliable; durable reinforced polymer