Set of 3, Longer Life Gator Fusion G5 3-In-1 Mulching Blades to Replace MTD Cub Cadet 742-04053, 742-04053A, 942-04053, 942-04053A. Made in USA Set of 3 Gator G5 Fusion Blades 598-0672 for MTD/Cub Cadet 742-04053, 742-04053A, 942-04053, 942-04053A 17-13/16" Long, 3.00" Wide, .164" Thick Special Y Designed Mounting To Fit 6 Point Star Shafts (see photo) Fusion Blades have Tungsten Carbide "fused" to the edge (see photo) for longer life Extended cutting length, blade is sharpened longer up the blade