1.YGQLY (OL) 7H Truck Crane. 2.FAW Wuxi diesel 490 # engine, double protection net, ... worm rotary body have the reliable buffering and self-locking functions;4.plus the high pressure valve plate for the distributed ... type, special four-layer filtersLoad displayerOptionalLift height limiting stopperOptional Mini truck mounted crane 6ton, 7ton, 8ton, 10ton,12ton with best price ...