Spool Holder with 608 Bearing

Yet another spool holder. After printing someone else's bearing spool holder that had some design issues, I made this one from a design I found on TinkerCad https://www.tinkercad.com/things/d35nx4Cp5QR because I really liked the concept. I increased the overall size and added places for 608 bearings so it spins uber smooth. The shaft is a little on the short side, but it still works for all the 1.75mm spools I have. The "nut" spins very easily and quickly.

Edit: My apologies to anyone who pri