The DS389HV from JR is a great servo for your remote control model, thanks to its high speed and small size.
Features
?Metal gears give you strength and durability
?High speed for outstanding performance
JR Digital Servo DS181
JRPS181)
New JR Metal Gear, digital wing servo with dual ball bearing; the DS181 Servo
Features
Digital Wing Servo
Metal Gear
With Ball Bearing(dual)