- Top selling high torque metal gear servo
- Strong three-pole ferrite motor
- Heavy duty metal gear train featuring Hitec’s revolutionary metal/plastic first gear (MP Gear)
- Dual ball bearing-supported output shaft
The powerful HS-645MG is one of Hitec’s most popular servos. Its the perfect choice for those larger sport planes or monster trucks and buggies requiring a durable high torque servo. Featuring our unique M/P and metal gear train technology, the HS-645MG offers one of the strongest gear trains available in any servo.