40g Servoless Electric Retractable Landing Gear Shaft VersionDescription:Item:Electric Retractable Landing GearDimension: 65.8 * 35.1 * 25.1mm (2.59 * 1.38 * 1.0inch)Wire Dimension:Stroke: 90 °Torque: 2.5kg-cmSpeed: 1.8s / 60 °Operating voltage: 4.8V-6.0VWeight: 40gUsage:For 700mm 90mm Ducted or 1000mm~1400mm Propller RC AirplaneFeatures:Quickly automatic power safety design to prevent circuit overload burned.With damping design could protect the gears.Package Included:1 x Electric Retractable Landing Gear vladjohnny store