MaxPower 561547 2-Blade Set for 42 Inch Cut MTD/Cub Cadet/Troy-Bilt Replaces 742-3033, 759-3830, 742-04101 Blade measures 21-1/4 Inch long; 2-3/4 Inch wide; 3/4 Inch center hole Proudly Made in USA 0.204 Inch steel 3-n-1 Style blades Includes 2 blades