Sunflower 5331 31' Field Cultivator W/3 Bar Harrow, 7.5" Shank Spacing, Spring And 2 Piece Shanks, (8 Spring Shanks Replaced By 2 Piece Great Plains Shanks - Rest Are Spring Loaded Shanks, 9.5L-15 Tires On Walking Beam Axles, 9" Sweeps, Adjustable Pitch Harrow W/Spring Tension, Pintle Hitch, 180" Transport Width, SN: 589911