Fits 090 series 20" mulcher
Replaces OEM #: 742-0500, 942-0720, 942-0500
Length: 20"
CenterHoleDia: 13/16"
OutsideHoleDia: 3/8"
CenterToCenter: 2-1/2"
width: 2-1/4"
Thick: .125"