multICard case attachment

This is a Rhino data of http://www.thingiverse.com/thing:225183 with its attachment. THIS DATA IS FOR MAKING YOUR OWN HANDLE: PLEASE BOOLEAN OR MAKE PARTS/HANDLES THAT FITS THE ORIGINAL SHAPE OF UPPER TWO PARTS.
multICard case is an IC card case which user can choose how to hold it.
By changing the attachment, you are able to hold your card case by "grabbing it", "putting fingers through it" or "hooking it". You can also create your own attachment, and enjoy a new touch to draw a card. The