Center Hole: 5/8"
Length: 20 1/2"
Width: 3"
Thickness: .250"
Very common aftermarket blade will replace the following OEM part numbers:

Ariens 08899100, Ariens 09081200, Ariens 08979600, Bad Boy 038-6050-00, Dixon 9383, Dixon 13956, Dixon 539129747, Dixon 539119871, Dixon 18931, Dixon 12421, Dixie Chopper 30227-60H, Dixie Chopper 30227-60, Dixie Chopper 30227-60V, Dixie Chopper A60227-60N, Exmark 103-6338-S, Exmark 633483, Exmark 1-633483, Exmark 103-0301, Exmark 1-603874, Exmark 1-603283, Exmark 613072, Exmark 103-2530, Exmark 613112, Exmark 613250, Exmark 103-3231, Exmark 103-3233, Exmark 103-3232-S, Exmark 103-2530-S, Exmark 103-0301-S, Exmark 103-1580-S, Exmark 116-5173-S, Gravely 08979600, Gravely 046999, Gravely 08898900, Gravely 08979651, Gravely 09081200, Gravely 08899100, Gravely 025124, Gravely 089046, Gravely 08904651, Gravely 8979651, Gravely 89796, Gravely 48864, Gravely 08781851, Gravely 46999, Gravely 090812, Gravely 08781800, Toro 105-7777-03, Toro 108-1114, Toro 110-0405