This is a A-420UL Blade, Rotary Cutter, CCW, Lift PN: 420ULMain Description As Following : A-420UL Blade, Rotary Cutter, CCW, Lift P.N: 420UL Center Of Hole To End Len: 22.125"Hole Diameter: 1.500"Offset Height: 2.000"Overall Length: 24.750"Thickness: .500"Type: CCW liftWidth: 3.500" Stocked As: A-80A336 Found in Section & Models : Hay Tool Parts > Rotary Cutter Blades, Howse ROTARY CUTTER: 500C (2003>) Associated Items : New Also This is An Aftermarket Product And : Center Of Hole To End Len: 22.125" Hole Diameter: 1.500" Offset Height: 2.000" Overall Length: 24.750" Thickness: .500" Type: CCW lift Width: 3.500"