Double Spool, 7-1/2", Fits 1-1/8" Square Axle , Square Hole, Machined Bearing Surface, For Case IH Disc Models With 7-1/2" Spacing, Fits Models 46, 48, 60, 61, 120, 122, 130 132, 150, 330, 350, 370, 470, 475, 480 485, 490 & 496, Replaces OEM# 481416R1