Fixed by universal joints and light in weight. It is suitable for large cranes, manned elevators, car cranes, crawler cranes and other lifting equipment without
Load moment limiter is free of calibration, providing higher safety of the equipment, and less auxiliary operating time; slewing area limit device is optional,
The Sany SCC500E lattice boom crawler is a 55-ton (60.6 USt) capacity crane that has a 13 - 52 m (42' 8" - 170' 7") main boom and a 6.1 m - 15.25 m (20' - 50')