1, Capacity: 120t+120t 2, Clean span: 90m 3, Scientific design and Consierate after-service 4, Cost effective Widespread use in ship building yard, precast and heavy-duty lifting. We always design on basis of clients requirments or give them the scientific suggestion.Up to now, the widest clean span achieved is 95m and the heaviest lifting capacity have reached 400t.It adopts truss structure, ...