Gathering Chain Upper Drive sprocket, heat treated.Fits AGCO Gleaner Hugger series corn heads and 3000 series 30″ rows and wider corn heads.Fits Challenger CH series corn heads 30″ rows and wider.Replaces AGCO 71432138, 71369591, 71504586, 71391292 Dim A (1)8 toothDim B (2)1″ bore








