HS-5245MG Digital High Torque Ball Bearing Metal Gear Mini Servo from Hitec - HRC35245S
With a custom programmable digital circuit and Hitec's strong metal and M\/P gear train technology, the HS-5245MG is ideal for applications that call for a small, lightweight, fast and high torque servo.
Features:

Programmable digital circuit
Metal and M\/P gear train technology
Indirect drive potentiometer for long life
Narrow dead band width and high standing torque

Includes:

1x HS-5245MG digital high torque ball bearing metal gear mini servo
4x rubber grommets

4x eyelets1x star shaped one arm

2x straight arm nylon servo horns
1x aluminum servo horn

Tech Note: In order to program the Fail-Safe on this servo you will need to purchase the Hitec field programmer sold separately.