Pontoon Undercarriage, Long Reach Boom, Swamp Buggy manufacturer / supplier in China, offering Swamp and Marsh Land Water Amphibious Excavator Machine for Multiple Performance PC240 Construction Equipment, Long Reach Arm for Komatsu Excavators: High-Strength for Deep Digging, Long Reach Arm for Excavators: Ideal for Port Cargo Handling & Dredging and so on.