Hai need used or in any good condition naza flight stabilization for my 450 quadcoptor
if any have pm me
thanks

if need new one . . . try spherehobbies

http://www.spherehobbies.com/india/flight-stabilizer/154-naza-multi-rotor-stabilization-controller.html

 

Good choice.  We had someone test it out for the first time in our field, and the stability was amazing, right out of the box.

In the return-to-home test, it landed within its own footprint, as you can see in the attached "before take-off" and "after landing" pictures.