4LZ-2.0 GRAIN COMBINE HARVESTER Optional Parts: Discharger auger and big tank:+USD634 450*48*90 width rubber track:+USD453 4LZ-2.0 GRAIN COMBINE HARVESTER Advantages: Compact structure, excellent performance, the width of caterpillar is 400mm, low ground pressure, strong go-through performance. Good threshing ability, low broken rate, low entrainment loss. Optimized threshing and cleaning ...