I posted this on another thread, but V450 fliers might be interested in this too.
Also take a look at the RoBird 3 axis gyro. Early reports are that it is working very well.
Check out the thread on the CX gyro before you buy one, there are problems with it.
This one is supposed to be th same as the RoBird.
New ALZRC 3GY V2.0 FBL System
Here's the link for Robird