This is the SR-10 Dual Servo Reverser from Futaba. This is used to "Y" two servos, on one channel on your receiver. The Dual Servo Reverser will enable both servos to move as they should, by switching the movement of one of the servos. FEATURES: Perfect for use on large-scale aircraft that require two servos on one control surface. Delivers precision control without the need for special mixing from the transmitter. The center pot centers on the servo reverser centers both servos Along with an RF noise filter that eliminates interference. YOU WILL RECEIVE: One Dual Servo Reverser One adjustment Screwdriver Instructions REQUIREMENTS: Installing in your plane, car or boat. SPECIFICATIONS: Length: 26" from Rx plug to servo plug Case: Width: 23mm Length: 38mm Height: 9.2mm Weight: .9 ounces (25.5 grams) COMMENTS: A super accessory for dual elevator servos, dual flaps and twin- engine models- as well as in conjunction with Futaba"s new GYA aircraft gyros. This will work on digital as well as analog servos. 10-23-01 updated jpg 4/18/06 &