... land and swam areas. SLJY300 Amphibious Crawler Hydraulic Excavator--1, Engine,hydraulic pump,valve,swivel pump and drive motor are ... from world renounced international manufacturers.2, Dual Hydraulic pump system cum with reverse flow control for efficient ... for both safety and floatation system.5, Special preferential hydraulic system for arms and rotation operations.6, Ergonomically design ...