This servo was removed from a new car to upgrade. The servo come bare with no fittings. Heavy duty servos 2WD and 4WD 1/5 and 1/6 models. Ball-bearings with metal gears. Speed: 0.22s-0.20s/60° Torque: 26 - 28kg/cm Dimensions : 59,5 x 29,5 x 51,3 mm Voltage: 6.0-7.4V Weight: 154g