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 . Made in USA. 21 . 10.10 lbs. Carded. Length: 2. Width: 3. Height: 25.25