MaxPower 331749X Commercial Mulching Blade for 22" Cut Poulan, Husqvarna, Craftsman Replaces 580-244001, 580-244002, 580244001, 580244002 Replaces OEM Number: 580-244001, 580-244002, 580244001, 580244002 Fits 22" cut Husqvarna models HU550F, HU550FH, HU675FE, HU700F, HU700L, HU725AWD, HU725F and HU800AWD Size: 21-15/16" x 2-1/2" with a 5 Point star center hole Package contains 1 blade Proudly made in the USA