Hydraulic Oil Valve Controller 3CH Servo Directional Valve 1/14 RC Truck Parts. Material of the reversing valve: Aluminum. Medium-position overflow function, the oil will flow back to the fuel tank when not in action. There will be no internal leakage or external leakage under no-load and load conditions. 1 x Hydraulic Oil Valve Controller.The item "Hydraulic Oil Valve Controller 3CH Servo Directional Valve 1/14 RC Truck Parts" is in sale since Tuesday, October 5, 2021. This item is in the category "Toys & Hobbies\Radio Control & Control Line\RC Model Vehicle Parts & Accs\Other RC Parts & Accs". The seller is "fmedon_shop" and is located in Dalian. This item can be shipped worldwide.