Tension-Adjustable Paper Towel Holder

Note: I highly recommend you look at hjnorden's remix with spindle arms printed horizontally for strength. The vertically printed ones can last quite a while, but the the horizontal arms are inherently stronger. I printed a set at 95% scale and they fit into the sockets well.

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I was fed up with the limitations of commercially available paper towel holders.

I wanted one that would:

1) Hold the jumbo economy-size rolls from Walmart, which a