Description Heavy Duty Silicone Wire Servo Extension (Y-Connect) This Y-Connect harness features a solid soldered joint that is heat shrink wrapped and then molded into a square plastic resin case. Each lead end is approximately 6″ long. This servo extension is constructed with 22AWG Heavy Duty Silicone Wire, and is designed especially for Giant Scale R/C aircraft. These extensions feature the following: Heat Resistant, pliable silicone wire insulation. Heavy Duty 22 AWG wire for high current loads. High Quality Gold Plated Connector Pins. Twisted wire that reduces EMI (Electro-Magnetic Interference). Universal Connector scheme (Female Fut-J connector, Male JR/Hitec connector)that works with the most popular brands (Futaba, JR, Hitec, Airtronics Z).