Replacement Lawnmower Blade for MTD for 21" Cut# ...

Fits 21" MTD mowers 1997 & newer; Specially designed center hole to replace six point star.Length: 21" Width: 2-1/4" Center Hole Diameter: .930" x .700" Thickness: .130" Diameter of Outside Holes: 5/16" Center to Center (outside holes): 2-1/2" Cut Direction: Right