Set of 2, Longer Life 596-370 Gator Fusion G5 3-In-1 Mulching Blades to Replace 405380, 532405380, 403107, 532403107: Craftsman, Poulan, Husqvarna, Made in USA Set of 2 Blades, Quality Gator 596-370 "Fusion G5" Mulching Blades Replaces Craftsman Poulan Husqvarna Blade #'s 405380 532405380 403107 532403107 22-7/8" Long, 3" Wide, .187" Thick, 5 Point Star Mounting Hole Fusion Blades have Tungsten Carbide "fused" to the edge (see photo) for longer life Extended cutting length, blade is sharpened longer up the blade