It is typical of unique optimal structure in shortening the distance between the machine body and the beam tracks, applicable to operations inside fairly low buildings, especially suitable for use in temporarily erected plant buildings or on the sites where expansions of effective hoisting spaces inside the building is required.

1. Light aluminum alloy shell
2. Inverse phase sequence protecting device
3. Limit switch
4. 24/36V device
5. Side magnetic braking device
6. Light, handsome and durable chain bag
7. Imported FEC80 ultra heat-treatable steel alloy chain.