With one slight twist, the HKS Speed Loader instantly leads all six cartridges into nearly any revolver. Strong metal points hold cartridges securely in the loader until you release them into the revolver with a turn of the speed loader knob. Features: a Quickly reload all chambers at once a Strong metal points hold cartridges securely in the loader until user releases them into revolver a Release cartridges into revolver with a quick, easy turn of the knob a "M" Series Speedloaders - Work best with cartridge jiggle