The HSZ Series Chain Block is portable lifting device easily operated by hand. It can be attacthed to a trolley of any type as a travelling chain block.It is suitable to monorail overhead conveying system，hand travelling crane and jib crane.

1. The left and right plates are equipped with integral bearings，and the lifting sprockets are matched in the form of integral bearings，which are flexible in operation and lighter in hand pull；

2. The internal gear transmission parts are all made of 20CrMnTi alloy steel and strict carburizing heat treatment process；

3. Equipped with 2 integral guide wheels，the guide chain is smooth，with good stability and high strength；

4. Use high strength T8 European standard lifting chain.