Set of 3, Longer Life 595-605 Gator Fusion G5 3-In-1 Mulching Blades to Replace 187254, 187255,187256, 532187254, 532187255, 532187256: Craftsman, Poulan, Husqvarna, Made in USA Set of 3 Blades, Quality Gator 595-605 "Fusion G5" Mulching Blades Replaces Craftsman Poulan Husqvarna Blade #'s 187254 187255 187256 532187254 532187255 532187256 18-1/2" Long, 3" Wide, .164" 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