The servo arm fits most popular servos and features a locking device for the spline to assure a solid connection to the servo.

The unit is very light weight and very well made.

25t Futaba Spline

    Spline 25T Size Metal Servo Arm For FT Standard Servo
    Use Aluminum With Precision CNC Manufacturing
    Teeth 25T
    Length: 56mm
    Brass/ Gold Color