This is a Aileron Servo Extension with the Old "G" Connectors.
This extension goes between the receiver and the aileron servo to make the wire
longer. On one end of the wire is an Old Futaba "G" Style female connector and
the other end is a male "G" connector.
One 9" Long Aileron Servo Extension w/ G Connectors
– If you need more information, use these Futaba resources –