I ordered these for me and a couple of my friends from uBid.com on 27/Feb/2007. It came out to be about $15 each.
Move on to the tail wing. After peeling off the adhesives, press the wing onto the tail section. Push the top cover on it and thread the screws through from the bottom while mounting the wheel as well.
On the right you can see my battery mod, it enables flying using rechargeable AA / AAA combination as well, albeit not as powerful as the included 7.2V/950mAh battery, it buys about 2~5 minutes extra flight time compared to the ~15 minutes... Charging time for the pack is a couple of hours...
It was actually quite fun flying it, adjusting the rear flaps were critical. Check out the movie below: