8T Knuckle Boom Truck Mounted Crane Hydraulic Outriggers 14m Working Radius 360° Rotation Our 8 ton articulated knuckle boom crane series combines robust steel construction with advanced hydraulic systems to deliver exceptional lifting performance on cargo trucks that must carry goods and lift them at the same job site. Three folding boom sections let the crane work under low roofs and inside narrow yards, then fold into a compact transport position that keeps the cargo bed