MTD Replacement Blade: 742-0477, 742-0480, 742-0487, 742-0487A, 942-0477, 942-0480
7420477, 7420480, 7420487, 7420487A, 9420477, 9420480
Standard Blade clockwise with a diagonal cutting length 16" suitable for e.g. the following model(s):
MTD Lawn Tractor(s): B10, B100, B115, SUPER 18