Disc Harrow 9 Inch Spool for 1 1/8 inch Sq AxleDisc Harrow 9 Inch Spool for 1 1 8 inch Axle Replace Case IH 481417R1 Disc Harrow 9" square hole spool for models 37, 46, 48, 60, 61, 120, 122, 130, 132, 150, 330, 350, 370, 470, 475, 480, 485, 490, 496, 610 and 760 with 9" spacing. Fit Models P481417, AP481417, JF 09, 864SMA481417, 2240864 SMA481417, SMA481417, 481417R1, FC09M Width 4. 25 Height 4. 00 Length 9. 00 Net Weight (lbs) 11. 70 Make Equip Type Models Case IH Disc Harrow 122, 350, 370, 475,