1. PU200 Pontoon / Undercarriage for amphibious excavators 2. Fit to Hitachi, Cat, ... will design mounting frame for connection of upperstructure and undercarriage. PU200 pontoon undercarriage for amphibious excavators, 3 chains track, fit to ... Paint√Reinforced Heavy Duty Bottom√Steel Materails of Track Rollers√ PU200 Pontoon / Undercarriage for amphibious excavators
