... -3-5, D20, D30, D31, D50, D60, D85, D155 2) Hitachi: EX40, EX60, EX150, EX100M, EX100, EX120, EX150, EX200-1/2 ... , HD550, HD700 6) Kobelco: SK07N2, SK200, SK220, SK300, SK320 7) Sumitomo: SH120, SH200, SH280, SH300, SH400 8) Mitsubishi: MS110, MS180 9 ... ) Samsung: SE210, SE 280Mutual Benefit is Our pursuit Komatsu Hitachi Kato Kobelco Sumitomo Hyundai Daewoo track roller bottom roller lower roller