Bambu Spool Hygrometer Mount

I had some extra rectangle hygrometers that I wanted to use in my drybox. Thought the middle of the spool was a great place to mount it. These are the Hygrometer that I used: https://www.amazon.com/dp/B0CJM5R5N6?psc=1&ref=ppx_yo2ov_dt_b_product_details