HS-430BH Deluxe Ball Bearing High Voltage Standard Servo from Hitec - HRC31430S
The Hitec HS-430BH is a high quality high voltage deluxe standard servo with dual ball bearings and offers a higher torque than other standard servos. Excellent standard high voltage servo for your aircraft.
Features:

High voltage quality standard servo

For .20-.60 size airplanes, all electric and glow powered 30 classhelicopters

6-cell NiMH and 2-cell LiPo compatible
Dual ball bearing equipped
Direct potentiometer drive

Includes:

One Hitec HS-430BH Deluxe ball bearing high voltage standard servo with universal connector
One servo accessory bag