When in the heat of battle or on a training mission, this Butler Creek® LULA™ Loader/Unloader keeps you loaded. Working comfortably with your AR-15 and M16 Rifles, this Butler Creek® LULA™ Loader/Unloader has a lever that activates the spring so there is little to no finger abuse of your magazine. When rapid fire is imminent and there is no time to waste, this Butler Creek® LULA™ Loader/Unloader is a tactical piece of equipment to see you through.