The HSZ-V Series Chain Block is a portable lifting device easily operated by hand.
It is suitable for use in factories,mines, farms, construction sites, agricultural production, and in wharfs, docks and
storages for fixing machines, lifting cargos, and loading and unloading goods. It is especially advantageous for lifting work in the open air and places where no power supply is available.
  The chain block can be attached to a trolley of any type as a traveling chain block.
It is suitable to monorail overhead conveying system, handtravelling crane and jib crane.

Five prominent features of HSZ-V Series Chain block: in structural design and in functional performance:
Safe, reliable in operation with minimum maintenance;
High efficiency and small hand pull;
Light weight and easy handling;
Fine appearance with small size;
Durability in service.
Except the data in the spcification, the other nonstandard and lifting height in 12M can be customized.