Key Features O-Rings Waterproof Product Description Offering the size, power, torque and speed to suit a variety of applications Radient servos are rapidly building a reputation for reliability that compliments their outstanding value. With its dual ball raced output shaft, metal gears, high voltage capability plus impressive torque and speed, the RS-SD201-MG is a perfect example. Specification: Weight (g): 56 Speed at 4.8V (secs / 60deg): 0.16 Speed at 6.0V (secs / 60deg): 0.14 Torque at 4.8V (kg.cm): 12 Torque at 6.0V (secs / 60deg): 13 Size (mm): 40.1 x 20.1 x 37.3 Voltage (V): 4.8 / 6.0