... :National Standard 3/dieseltire12.00R20, with spare tireSpecial featuresOur crane trucks,high power,high speed,well-done in climbing slope ... oil pump system,rapid up and down,efficient,energysaving.This crane truck is highly mobile,Easy Operated,with high efficiency, ... shape type legs,each leg adjustable for keeping the truck balance,large span leg,overall unit have Good Stabilityoperation typeright ...