It is simple, easy and comfy.
For one holder you will need to print 2 parts. Also, you will need four 608 bearings, 608 bearings. They are available everywhere. You will also need two shafts, the length is selected for your reels.You can use wood, aluminum, iron. What is at hand Just press the bearings into the printed part.
Optional: glue rubber feet, places are provided
If you turn off the top and bottom covers, you can adjust the rice