This is the Hitec 24" Heavy Twisted Wire Y Extension (Harness) with Universal Connectors (JR, Hitec, Airtronics Z). FEATURES: Heavier wire handles higher current loads with ease Has one male connector that plugs into the receiver and two female connectors that normally "Y" out toward two aileron servos INCLUDES: One 24" Heavy Twisted Wire Y-Harness w/Universal Connectors (JR, Hitec Airtronics Z) SPECS: Overall Length: 24" (610mm) not including connectors Length up to the Y: 12.5" (317mm) Length of each extension after the Y: 11.25" (286mm) Wire Color Codes- JR- Hitec- Airtronics Z- Brown: negative Black: negative Black: negative Red: positive Red: positive Red: positive Orange: signal Yellow: signal Blue: signal jxs 12/28/04 ir/jxs