Servo JR DS3517MG Manufacturer JR Applications Heli/Airplanes/Sailplanes Type Digital Mini High Speed Torque 4.8V 42 oz/in (3 kg/cm) Torque 6V 51 oz/in (3.65 kg/cm) Speed 4.8V 0.11 sec/60 degrees Speed 6V 0.09 sec/60 degrees Dimensions 33mm x 27mm x 15mm Weight 29g Bearings Ball Bearing Gear Type Metal