Thought it was worth updating this thread with some new information relating to FIA testing, directives from Charlie Whiting and flexible t-trays.
All the details are on Scarbs' blog: http://scarbsf1.wordpress.com/2011/10/14/a-legal-but-flexible-t-tray-splitter-the-see-saw-solution/
All the details are on Scarbs' blog: http://scarbsf1.wordpress.com/2011/10/14/a-legal-but-flexible-t-tray-splitter-the-see-saw-solution/