High strength axles. 1st and 2nd axles are for steering, and 3rd and 4th axles are for driving.
Hydraulic pump: quadruple pump driven by chassis engine. The variable displacement pump is used for lifting, elevating and telescoping operations.
Control valve: load sensitive proportional multi-way change valve controlled by pilot hydraulic oil, which is integrated with
impact resistance valve and cavitation-proof valve.
Oil circuit: there is an air cooled hydraulic oil cooler equipped to effectively reduces the oil temperature.
Packaging & Delivery 
