Looks like this is version 2. Its on my list to build (bandsaws for metal are expensive). He even has a BOM listing. Looks like $80 in materials if you don’t have everything yourself.
Original site
http://engineerd3d.ddns.net/power-hacksaw-road-to-cnc/
3D stuff to print out
https://www.youmagine.com/designs/power-hacksaw-3d-printed