Fits most AYP MTD Murray Sears Snapper and other mowers. All blades have 1 center hole with a cover washer and 6 reducing washers in .38 7/16 .50 9/16 .63 and 13/16 . 2-.25 wide universal mulching blade. Made in USA. 22 . 11.3s. Carded. Length: 2. Width: 25.25. Height: 3