Blade Spacer / Scag 43592Pack Size:1Jacobsen 552187, Scag 43278, Scag 43592J. Thomas JT-9851, Landscaper Pro 292038, Mow More DP8372, NHC 217-1321, Oregon 48-141, Oregon 18-141, Prime Line 7-04270, Rotary 8372, Sunbelt CO-8372, Sunbelt CO-16, Sunbelt B1CO16, Sunbelt B1CO8372Scag New style spindlesID: 5/8 ", OD: 1 1/2 ", Fits new style spindles, Thickness: 1/4 "