Spin Box Puzzle

Update: I recommend using this design instead, as it works better with the box turning upside down, etc.: https://www.thingiverse.com/thing:763835

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This is a box that only opens after it has been spun counter-clockwise! Any other motion does not allow the box to open.

This requires eight 6mm balls or bearings. I have used airsoft BBs purchased at Walmart (see the last gallery picture). I suppose you could try to print your own 6mm balls too, though I