The first time it was done (on pic) was basically the previous owner, and the amount of bodges we found its surprising he didnt use sellotape..
the 2nd time really was just a "quick fix" to get me to APT RR day
More thought will be going into it this time, with the "support" you talk about, but if you can get costs down, I think you have some money to be made with the one off moulded piece!
Certainly food for thought!