Giá đỡ cuộn dây có vòng bi | Ender 3

This holder is designed for 1kg spools, maximum of 65mm width. There are 2 wariants of the roller one is fully 3d printed and the second one is made out of tube with inner diameter 30mm, in my case the tube is made out of paper.

Holder has 2 ball bearing which gives the spool ability to move freely. 

Holder is mounted with 4 bolts M3,5x8 (or with M3x8 if you download M3 version) and 4 nuts on the other side. Bearing have 19mm outer diameter, 7mm inner diameter and width of 6mm.

If you like the model you can consider to buy me a coffee: https://www.buymeacoffee.com/filip_z

I am using this holder for almost a year and nothing broke and everything working just fine.