Considered one of the most powerful servos in the micro class, the hs-65 is offered with a choice of â“shock resistant ┠metal (hrc32065s) or â“zero wear ┠karbonite gears. The 65 series features a top-ball bearing for long life and positive centering, 31 oz-in of torque at 6 volts and is an excellent choice for higher performance micro helicopters, electric park flyers, and 1/18 scale cars. - (hths-65hb)