Quantity   Component name
1 × Enlarging lens 72mm mount
4 × Cross brace http://www.ikea.com/us/en/catalog/products/87749600/
12 × Clamp collar Set the height of sections
4 × Rod Capacitors / Aluminum Electrolytic
4 × Pipe Semiconductors and Integrated Circuits / Misc. Semiconductors and Integrated Circuits
1 × MDF base Connectors and Accessories / DIN Connectors
16 × Hose clamp
1 × Laser cut MDF sections