This is a Futaba Slim Lead Aileron Servo Extension with Futaba J Connectors. FEATURES: Goes between receiver and aileron servo to make the wire longer On one end of the wire is a male "J" connector and on other end of wire is a female "J" connector YOU WILL RECEIVE: One 3" (75mm) Long Aileron Servo Extension w/ J Connectors JiM 10.13.06 ir/jl &