Rotary (11180) Craftsman, Poulan, Mower Blade Set of 3, Quality Made In USA Rotary blades to replace 187254 blades. Used on 54" decks, Craftsman, Poulan Pro, Husqvarna. Same as Husqvarna part number 532187254 18-1/2" Long, 3" Wide, .187" Thick, 5 Point Star Hole.