Blade fits Walker 48" decks. You will need to order two blades for a 48" deck. In addition to this bladeyou will need Oregon Blade 91-920
Length: 25"
Center Hole: 5/8"
Outer Hole: 3/16"
Center to Center: 3"
Width: 2.75"
Thickness: 0.203"
Offset: 1-1/16"
Lift: 3/4"
Left Hand blade