MaxPower 48 in. Commercial Mulching Mower Blade Set for Craftsman, Husqvarna, Poulan

MaxPower's 561735XB commercial mulching blade set for a 48 in. cut deck. Fits Craftsman, Husqvarna, Poulan mowers. Replaces OEM #'s, 173921, 532173921 and 532 17 39-21. Each blade measures 16-5/8 in. L and 2-1/2 in. W and adapts to a 5 point star center hole. All mower blades are made from quality US steel and are manufactured to meet or exceed OEM specifications.