Quantity   Component name
1 × PCB V2 & electronics 49,5€ -> https://hackaday.io/project/191799-ultratower-2023/log/220867-pcb-v2
1 × PVC pipe ø100 mm, 1 m 4,5€
1 × PVC pipe ø40 mm, 1 m 3,5€
1 × Black Plastic box 14L 2€