Two white plastic discs that rotate freely, each with two semicircular arms which again rotate freely.

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    • mykl@lemmy.worldOPM
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      1 year ago

      That is correct! And another embarrassingly fast solution. I might need to start dismantling random appliances to find some tougher challenges…

      I like your use of the spoiler tag, it avoids giving away the answer too quickly to people who clicked through to see the pictures.

        • mykl@lemmy.worldOPM
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          1 year ago

          That’s how I got my hands on this – rootling through some of my partner’s bags looking for perplexing stuff.