20kg large torque. 20 kg·cm ( 277.6 oz·in) @ 6.6V.
Dimension: 40*20* 40.5 mm( 1.57 * 0.78 * 1.59 inch). 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)