Rotary 6240 Blade, Pack of 3 Replaces: Cub Cadet - 01002072, 742-3019, 759-3825 Replaces: Windsor - 50-4185 Fits Models: Cub Cadet: GT models 2000, Pro mid-size walk behinds, Pro Midsize Walkbehind, 2000 Garden Tractor, 3 for 48" cut Center Hole Diameter: 3/4"; Length: 16 1/2"; Center to center: 2 1/2"; Thickness: 0.2040; Width: 2 1/2"