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These are replacement servo gears for the THS921A/THS921B micro servos
Compatible with Theta
Voltage（V）
The servos were optimized in collaboration with multiple time world champion
THETA Razor-C1 NFC HV Standard Brushless Servo Airplane These are replacement servo gearsHigh voltage, High Torque, standard size brushless servo. Ideal for 550 all the way up to 800 class helicopters. Suitable also for airplanes as well as for throttle and steering in cars. The Servos are at the top of their class due to their ability to be fully programmed via an Android NFC enabled smart phone. You can adjust things such as the center point, refresh rate, acceleration, as well as the PID control loop of the servo. You can make it feel
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