Spektrum S6020 Standard Digital Surface Servo 10.5KgThe heavy duty, metal gear S6020 puts out an impressive 146 oz in of torque making it ideal for 1 10th scale trucks and cars. And it delivers this torque with silky smooth precision thanks to its dual ball bearing output shaft. Key Features 146 oz in torque at 6V affords impressive performance in the toughest applications Precise digital control Dual ball bearings provide less resistance for higher performance and longer life Heavy duty metal gear