Standard LiftLawn Mower Blade For 21" Cut For MTD # 942-0621 742-0621 742-0521Replaces Part Numbers MTD 942-0621 742-0621 742-0521Blade Length : 20 15/16"For Deck Size : 21" CutCenter Hole : 13/16"Width : 2"Thickness : .150"Outer Holes 3/8"
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