The HKS Products GL940 is a pistol speed loader, operated by a comfortable thumb lever. This cutting-edge device is the key to a quick and effortless loading experience. It eliminates finger soreness and fatigue that usually comes with manually loading rounds. This speed loader can fill 15 rounds in as less as 18 seconds, accommodating both single and double stack magazines. It is designed to suit both right and left-handed users equally well.