Sample Spool, ideal for 100g samples

Yes, yet another sample spool. I've tried many and liked the Proto-Pasta one best:Small inner diameter, to easily slip on the sample spools from my Proto-Pasta subscription.Large enough for 100g samplesWorks great with the roller-style spool holder I'm using, as well as spindle-based holdersParts lock together easilyPrints with less than 100g of filament — yes, you can use your subscription sample to print a sample spool 🙂But I saw a small number of opportunities for (admittedly minor) improvements:More attachment points for both ends of the filamentLess thread needed to screw together securelyAdded a small area to attach labelsMore “rounded”, elegant look. (I tried to save even more material, but the outside frame became too wobbly).The spool weighs a total of 92 grams, if you want to see how much filament is left on the spool. Just weigh it and subtract 92.I redid the whole design in Fusion 360 but mark it as a remix of the Proto-Pasta design, to give proper credit for the i