I.D: 0.640" O.D: 1.5748" Thickness IR: 0.720" Thickness OR: 0.470" Fits: Drills 450-Series end wheel and folding grain; 455-Series end wheel and folding grain, 515-Series integral soybean and grain, 520-series integral soybean and grain, 730 Air Disk, 730 All-Till, 770 Air, 780 Air, 1520 Integral grain, 1850 No-till Air, 8000-Series. Replaces planter 1760, 1780, 7200 MaxEmerge 2, 7300 MaxEmerge 2. Replaces Rotary Hoes 400-Series folding, 415, 420, 428, 430. Replaces Cotton Stripper 740. Replaces Cultivators 75 folding toolbar row crop, 85-Series folding row crop, 815-Series row crop, 825 row crop, 845 series folding row crop, 856 row crop, 980. 223 Hay Conditioner Wheel.