Futaba AEC3 Servo with Extension 9 J INCLUDES: One 9 Long Aileron Servo Extension w/J Connectors ir/jl This is a Aileron Servo Extension with Futaba J Connectors; This extension goes between the receiver and the aileron servo to make the wire longer; On one end of the wire is a male J connector and on the other end of the wire is a female J connector This is a Aileron Servo Extension with Futaba J Connectors; This extension goes between the receiver and the aileron servo to make the wire longer; On one end of the wire is a male J connector and on the other end of the wire is a female J connector