1.ISUZU engine or CUMMINS engine 2.kawasaki or paike hydraulic parts 3.can design as your requirements 1.Tracked pontoon structure ensures low ground pressure so that it can travel and work on swamp and soft areas, it can also be towed to move forward on water2.Big torque travelling devices ensure strong driving force when turning and climbin. 3.Big circular arc structure on both ends of pontoon ...