explosion proof electric large-tonnage Tractor suitable for factories, hangars, railway stations, ... .h80/62080/80080/140080/140080/550Speed control system Dimensionmm2980X1350X13003120X1520X21003400X1840X18953150X1840X16204015X2100X2320WeightKg450072006500755012500 explosion proof electric large-tonnage Tractor