well its a rainy day here so i used the day to built my own Skater Dolly
For those who don't know what it is, just check:
http://www.pstechnik.de/en/skater.php (it goes for several thousands...)
There are a lot of examples of DIY solutions (just google it) and so.... i decided to built my own. ( for about 25€)
I have the basic instructions here:
Instructions Here is an early prototype:


As soon as a got the finish build i will post it here.