Oregon Gator Mulcher 3-N-1 Blade For 20-Inch AYP/Husqvarna/Poulan Pro/Sears/Craftsman Lawn Mowers 95-612 Replaces OEM No. 129277, 131694, 133349, 134871, 145106, 752233, 204340218, 532114884, and 532752233 Blade Length (Measured Diagonally): 20-Inch Center Hole Diameter: 5/8-Inch Outer Holes Diameter: 3/8-Inch., Center-to-Center Distance of Outer Holes: 1-7/8-Inch Width: 2.50--Inch and Thickness: 0.187-Inch