This is Kimbrough's Servo Saver that is Used for Futaba Servos.
FEATURES:
White Nylon/Plastic Molded Components. Made of Futaba Servos with 25 Splines.
YOU WILL RECEIVE:
One White Plastic Servo Saver One Mounting Screw.
COMMENTS:
Servo Savers help reduce stress on Servo gears. They are most often used for high-stress areas such as Steering. 10-22-98kzh ir/jl &