Mowers blade fits many 22" cut Craftsman, Husqvarna and Poulan mowers. Replacement blade for 22" Husqvarna Craftsman walk behind mowers. This blade replaces OEM #s 420463, 421825, 532-421825, 437601, 532420463, 532437601 and measures 22" long x 2 1/2" wide with a 5 point star center hole.