Like Brock I have the Stop & Go kit. It is very good and easy to use
![thumbs up :thumbsup](http://ozstoc.com/Smileys/default/Thumbs_up.gif)
That being said the "RapidPlug 2.0" you linked looks good, the mushroom head on this kit looks like it would be much wider.
![Thinking, Thinking :think1](http://ozstoc.com/Smileys/default/think1.gif)
It may even be able to plug larger holes.
If you get one I'd be interested in seeing the difference
![thumbs :thumbs](http://ozstoc.com/Smileys/default/thumbs.gif)