Spektrum SS6100 S6100 High Voltage Surface Servo - Torque This is the Spektrum S6100 High Voltage Surface Torque Servo.Features:Standard size 361 oz/in torque Heavy duty steel gears High voltage rating Ball bearing support Precise digital control Water and dust resistant caseThe Spektrum S6100s digital precision, heavy duty steel gears, and class leading 361 oz./in. of torque is perfect for 1/8 and 1/10 racing and bashing markets. This strong servo is able to handle the hi