Stacking spool rack for filaments

This modular stacking system is suitable for spools with filaments of 160mm diameters and more. The pipes between the stands have a diameter of 22 mm. It s cut broom handles that can be bought in supermarkets. The pipes are made of metal and covered with a plastic coating. This surface ensures a solid connection between the pipe and the stand. One pipe with a length of approx. 130 cm can be bought for approx. 1,2 EUR.Other pipe may be loose in the hole and the structure will not be solid. For a