Hiwonder 20kg Dual Ball Bearing High Torque Full Metal Gear 180° Digital Servo with Aluminum Case, Metal Servo Horn, and Metal Bracket for Robots

20kg large torque. 20 kg·cm (277.6 oz·in) @ 6.6V. Dimension: 40*20*40.5mm(1.57*0.78*1.59inch) Full metal gear. it's better for accuracy, service life has been greatly increased. Aluminium Case. Enhance the heat dissipation, ensure that servo motor can work well Come with 2 metal servo horn and 2 meal bracket. 180 degree rotation. Controllable angle range from 0 to 180 degrees Dual ball bearing: one is the driving ball bearing, one is the assistant ball bearing(support role)