1/6 High Voltage 18KG Steering Servo
This is a Spektrum RC S904HV 1/6 High Voltage 18KG Steering Servo
Specifications:
Torque:Â 496 oz-in
Speed:Â 0.216 sec @ 6v
Length:Â 2.33 in (59.1mm)
Width:Â 1.14 in (29mm)
Height:Â 2.16 inch (54.9mm)