Servo Hitec HS-225BB Manufacturer Hitec Applications Heli/Airplanes Type Analog Mighty Mini Torque 4.8V 54 oz/in (3.9 kg/cm) Torque 6.0V 66.7 oz/in (4.8 kg/cm) Speed 4.8V 0.14 sec/60 degrees Speed 6.0V 0.11 sec/60 degrees Dimensions 32.5mm x 31mm x 16.8mm Weight 27g Bearings Ball Bearing Gear Type Nylon