Plastic support for portable credit card reader (3.5 mm headphone jack)

The link between your device and these common portable credit card reader (used directly in the headphone jack) is usually very flimsy. How about printing a tight one for your device?

This one is specific for the Samsung Note 8 tablet, using the Original flip cover case but the file is in Autodesk 123D.

Video: https://www.youtube.com/watch?v=c4aukypcwag