1. Meet the characteristics that flexible cages cannot hold up cage.

2. The container can be locked at any place within the range of -800mm~ + 800mm to ensure that the container is locked in the specified position. The size of the locking force can be adjusted arbitrarily according to the load and displayed on the operation table.

3. The device is easy to operate. Locking and unlocking can be completed with only one click, and there is no need to drive in reverse.

4. The device has an overload protection function. When the applied force at the end of the cage is greater than the set locking force, that is, the lifting force of the locking cage can be lifted normally without hidden dangers.

5. The device can choose whether to lock the cage according to the load.