Arnold 22-Inch Walk-Behind Mower Blade Fits 22" Walk-Behind Mowers For AYP, Ariens, Craftsman, Electrolux, Husqvarna, Poulan, Rally, Roper, Weed Eater Contains one blade Replace O.E. 420463, 532-420463, 421825, 532-421825, 437601, 532-437601