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 3/8 7/16 1/2 9/16 5/8 and 13/16 . 2-1/4 wide universal mulching blade. Made in USA. 21 . 10.85 lbs. Carded. Length: 2. Width: 3. Height: 25.25