Hello.
Modelltechnik-Lorenz in Germany has wing and tailplane adjusters.
Different design to Gator's, but same functionality.
http://www.f3alorenz.de/
Go to Accessories (German language) and look for Anstellwinkelverstellung. (Picture beside the spinners)
Product code p-ewd, 14.50 Euro for one pair of wing and tail adjusters.
Magne