Inservos D1730HT 17g 7.4V HV Metal Gear Micro Digital Servo for RC ModelsDescription:Brand: InservosItem: D1730HTOperating Speed: (6.0V) 0.12sec\/60 Operating Speed: (7.4V) 0.10sec\/60 Stall Torque: (6.0V) 5.00kg.cmStall Torque: (7.4V) 6.00kg.cmDimensions: 23.20X12.10X27.00 mmWeight: 17.0gOperating Voltage: 4.5V-8.4VUsage:for RC HelicopterFeatures:Lightest metal-magnesuim alloy case.360  revolving potentiometer、 high precision、 long life.Double ball bearing.All matel gears.Wide working voltage.Package Included:1 x Inservos D1730HT 17g 7.4V HV Metal Gear Micro Digital Servo