Adaptation from the Frsky D4r V Foldable Antenna ( http://www.thingiverse.com/thing:814236 ) for the Etubine TB250 Quad racer. The hinge can be made with a piece of antenna tube. Feel free to like ( it shows me you have an interest in my work ;) )Download and print the base / antenna holder. Put a piece of antenna tube to make the hinge between the two pieces. There is two type of antenna holder, only the hinge differs. Feel free to like ( it shows me you have an interest in my work ;) )