... : 6m to 30m(6m,9m,12m,18m,24m,30m). CD/MD Type Wire Rope Hoist.Electric Wire Rope Hoist.Hoist.* Capacity ... )..*CD-2 Two direction movement,Single speed(Without electric trolley)..*MD-1 Four direction movement,Double speed(With electric trolley ... )..*MD-2 Two direction movement,Double speed(Without electric trolley)..*One ...