Hi Craig,
You can still get the Futaba 352! Look here....
http://secureshopping.perthrc.com.au...28FUTGYA352%29
or here......
http://www.keimod.com/shop/product_i...e27e52c4404704
Sounds like the one you want. I have not used this particular gyro yet but am about to in my F15 on roll and yaw axes. I have used the 351 on a number of models and it is great.
Let me know how you go.
Kind regards,
Craig.