... within 10 days after receive money. hydraulic winch main performance:YHJ50 X 40 Hydraulic Winch is composed of inner five-star ... shuttle valves (controls the brake) and balance valve (prevents hydraulic winch from falling down by heavy cargo, guaranteeing stable ... used in construction sites, oilfields, mining, exploration, marines, railways and so on. Hydraulic Winch Main Features:1. Compact in size, ...