3 Pack of HV9767 Titanium Gear High Voltage Cyclic Servos from MKS
This is the three pack of MKS HV9767 Titanium Gear High Voltage Cyclic Servos with aluminum case. These servos are recommended for 500 class helicopter cyclic applications. This servo multi-pack is ideally suited for the Roban 500 series scale RC helicopters.
Features:

Excellent choice for high voltage applications
Incredibly fast, strong and minimal noise
Aluminum body and titanium gears
Dual ball bearing output shaft
Water and dust resistant sealed case allows servo to operate in extreme environments

Perfect size, weight, and torque to control the cyclic on 500 size RC helicopters

Includes:

Three MKS HV9767 cyclic servos
6 Servo arms
12 Mounts
Set of screws