This servo is a genuine OEM part from POWERSTAR Racing.
PowerStar PC-600 Specifications:
Torque(4.8V): 3.00 kg-cm
Torque(6.0V): 6.00 kg-cm
Speed: 0.15 sec (4.8V) │0.12sec(6.0V)
Operating Voltage：4.8 ~ 6V
Weight: 50 g ( not including accessory)
Bearing Type：metal Bearing
Motor Type：DC
Gear Type：Plastic
Operating Temperature：-20℃~60℃
Working frequence：1520μs / 333hz
Size：41 x 21 x 40 mm
Includes:
1 x Power Star Servo
1 x Hardware/Servo Horn Bag