... us(not limited): 1) Komatsu: PC100, PC200-1/3/5/6, PC220-1/3/5, PC300-3/5, PC400-1-3 ... -5, D20, D30, D31, D50, D60, D85, D155 2) Hitachi: EX40, EX60, EX150, EX100M, EX100, EX120 ... , R200, R210. 5) Kato: HD250, HD400 (HD450), HD500, HD550, HD700 6) Kobelco: SK07N2, SK200, SK220, SK300, SK320 7) Sumitomo: SH120, SH200 ... is Our pursuit Track roller bottom roller lower roller for D60 D/F