Oregon 492-731, BLADE, EXMARK 17-1/2 IN - FUSION 6PK (3) for 50" cut, Triton Also Replaces: EXMARK: 103-9598, 1039598, 103-9600, 1039600, 103-9605, 1039605, 109-6461-S, 1096461S Product Code:492731