Attack TT computer mount

Has anyone ever fabricated a computer mount like this to fit on the Attack TT extensions? Or does this Vision Tech one fit it? I think it would be easy to make, just curious if any others have tried.
http://us.st12.yimg.com/us.st.yimg.com/I/trisports_2036_25810850 http://i78.photobucket.com/albums/j105/inaba116/DSC_1543b.jpg?t=1231998921 I have tried using the Profile Design computer mounts however this part of teh bar is too thick.