Closet Rod Spool Holder , No Sag and faster printing!

Update: I've uploaded V6 which is the final design and I've made a lot of small tweaks barely noticeable but that have made it much better. My first versions I was getting less and less sag and now finally there is truly 0 sag with V6.
I still need to upload pictures of the latest version. I printed it in clear because it was the cheapest roll I had for my own use of them but that isn't the greatest for taking pictures so I need to print a colored version just for pictures.

Update: I've upl