Spool holder for muscle rack/rivet shelving

External spool holder

I made this for using filaments I don't want, or cannot use in the AMS such as TPU, or even CF/GF filaments, though this isn't quite recommended for very hydroscopic filaments due to it being an open air spool holder.

Pairs with: 

https://www.amazon.com/Edsal-UR245L-BLK-Maxi-Rack-5-Shelf-Height/dp/B006567JL6?source=ps-sl-shoppingads-lpcontext&ref_=fplfs&psc=1&smid=ATVPDKIKX0DER

Hopefully it works for other shelfs with the same rivet type.

Design by hotdogrelish on MakerWorld (license: BY).