1.small, single row 2.22-35hp. Used for harvesting potato, ... harvest of high efficiency, lower breakage,running fast without trembling, no blocking by the grasses, the structure is simple leakage soil ... unloading, effortless, reduce leakage save work pick-up.Model 4U--1 Linkage three-point mountedMacth power (hp) 22--35 Operation efficiency ... /h)3--5 Total weight(kg) 180 Potato Harvester 4U-1