Total Metal Hypercube

A remix of Tech2C's design using no printed parts, my answer to classic Catch 22 when it comes to building a 3D printer with no access to one for the usual printed parts.

I settled on the SCS10Uu bearing housing as a key to bolting all the aluminium pieces together.
I used about 1M of 25 x 12mm al bar and 1.8M of 3mm thick 25mm eq angle.

I used opposing hooks for a display bracket and a chopped down angle d=grinder key for the spool holder.
Plenty of challenges, first component failure w