deskthority

Hermith wrote: Has there ever been a 1.75u backspace key in any of these kits?

Yes. After R2 there were Bonus Packs run on PMK that contained a 1.75u Backspace:
http://www.pimpmykeyboard.com/deals/granite-bonus-pack/
http://www.pimpmykeyboard.com/deals/gra ... pack-icon/

I've uploaded the CAD file and video into my google drive

A question for you guys. Looking at the starter-kit.dwg, I was a bit confused by the 6.25u space bar stabilizer positions as I see differences for the 6.25u space bar throughout the file.

For example, the top section with the reference ...