DESCRIPTION:
Stens Toothed Blade Replaces Toro 133-8181-03 331-521
REPLACES OEM:
1128841 112884103 133818103
FITS MODELS:
Lawn-Boy: 10640, 10640C, 10641, 10641C, 10642, 10642C, 10643C, 10644C, 10645, 10646, 10647 and 89963 with 20 deckToro: 29639 and 29641 with 20 deck