Alternative gripper for "Wargame: Miniatures holder"

I love don_eldarro's Miniature holder, but one of the mini's I am retouching already had a nice base I didn't want to ruin. So I used another thing and combined it with the lid section.

This is just something I hastily threw together using this thing...
http://www.thingiverse.com/thing:136828

Which in turn was a remix of this thing...
http://www.thingiverse.com/thing:79631

Haven't printed or tested it yet to see if it will be able to connect with the holder, but if you print a nice