BW&reg; 10Pcs 15cm Servo Extension Lead Wire Cable Male to Male KK MK MWC APM Servo Wire for RC Quadcopter Servo Extension Lead Wire. Male to Male 15cm 150mm. Universal Servo Extension Lead Wire Cable Male to Male KK MK MWC APM Used for RC Car, plane and helicopter servo connection or receiver connection. Package include: 10 pieces 15cm servo extension wire.