I had plans of using these for my machine, but they've just been sitting for the past couple years. I've tested and cleaned all of them. They all work great, are very beefy and built to last. Each one is about 6lbs, solid metal.
Photos:
https://photos.app.goo.gl/gTYr3h3F9reW5Z5dAAll prices in USD without shipping
Feeder part numbers:
9x - 2x8mm: 00141096-03 - $110 each
5x - 2x8mm: 00141096-04 (save as above, slightly newer) - $120 each
6x - 12/16mm: 00141932-04 - $175 each
2x - 24/32mm: 00141093-04 - $200 each
Siemens Distribution board + OpenPNP Adapter w/ Flashed Arduino Nano: 00323584 - $250
Let me know if interested!