... 11º.3Grade ability: 35%2.1 FrameQY70K Truck Crane Technical Specification,crane,truck mounted crane Self-designed and manufactured frame with ... technology, with reliable performance.1st axle: single tire, for steering2nd axle: single tire, for steering3rd axle: double tires, for driving ... .2.5 Tires12.00-20, suitable for heavy-duty truck, interchangeable, easy to replace.2.6 BrakesService brake: ...