1), tractor snow blower machine 2) drived by tractor 3), latest design with best quanlity Snow blower specifications: THE MAIN TECHNICAL SPECIFICATIONSMODELRX518FRTRX518PTORX618FRTRX618PTOCuting Width54”54”66”66”Cuting Height24”24”24”24”Fan No.4 blades4 blades4 blades4 bladesFan Diameter18”18”18”18”Auger Diameter4.8”4.8”4.8”4.8”Drive FanHyd w/gearboxHyd w/gearboxHyd w/gearboxHyd w/gearboxDrive ...