Free
It's free to download
Videos
Images
Documentation
Technical
No hardward other than the prints required.
Print:
1 x Inner (Orientated with the outer stantions at the bottom touching the buildplate)
4 x Arms (Orientated with the larger surface touching the build plate for no overhangs)
1 x Cap (V2 is shown, V3 has added chamfers, orientate with the chamfers on top, giving minimal overhangs)
Free