electronics_assembly:
Vitamins:
  4 M3 cap screw x 16mm
  1 Melzi electronics
  1 Micro SD card
  1 Micro SD to USB adapter
  2 Heatshrink sleeving ID 2.4mm x 15mm
  1 USB A to Mini B lead
  4 Washer M3 x 7mm x 0.5mm
  4 Star washer M3 x 0.5mm

Printed:
  4 pcb_spacer.stl