The OBK40 system with its sleeve block can adopt both the 30 cm and the 40 cm trellis and the best performances are ensured by the TQ40 truss with a capacity of 2000 Kg. This system is only used with motorized hoists, applicable through the appropriate accessory. . The trolley is of the same type already developed and tested for Obelisko-30, with the same extruded profiles and the same application solutions.
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