Oregon Gator Mulcher 3-N-1 Blade For 26-Inch Snapper Rear Engine Lawn Mowers 99-626 Replaces OEM No. 1-8068 Order 1 for a 26-Inch Cut Blade Length (Measured Diagonally): 26in. Center Hole Diameter: 1in., Outer Holes Diameter: 9/16in., Center-to-Center Distance of Outer Holes: 7-1/2in. Width: 2.75in. And Thickness: .187in.