Oregon 78-640, PULLEY 5 3/4 X 1 BOBCAT 31011B Also Replaces: BOBCAT: 31011B, BAA0105 EXMARK: 1-303073, 1303073, 303073 JACOBSEN: 552163 KEES: 362095 LESCO: 50186, 50307 SNAPPER: 76398 YAZOO-KEES: 362095 Product Code:78640