Real Grade Gundam compatible Part for Adjustable Gundam Stand

This is a add-on part for my "Adjustable Gundam Stand "
http://www.thingiverse.com/thing:519295
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Nowadays, most Real Grade Gundam model comes with parts that adapt itself to the Action Base 2
https://www.google.com.hk/search?q=Bandai+Action+Base+2&source=lnms&tbm=isch&sa=X&ei=jV9rVL2VEcLfmgWJ24KwBw&ved=0CAgQ_AUoAQ&biw=2144&bih=1006&dpr=0.9
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This part imitate the shape of Action Base 2, so that my stand can support your Gundam Model.
I used the Real Grade Freedom Gundam as a examp