... pump system,rapid up and down,efficient,energysaving.This crane truck is highly mobile,Easy Operated,with high efficiency, ... Hoisting speed adjustable by Hand acceleratorboom craneThis truck can select 3.2,4,5,6,8tons craneother accessoriesWith reflective ... Truck body,side and rear protective net,free tools box and instruction bookoptionalthis truck can select knuckle boom crane 4*2 truck mounted crane