Top frame bracket for Anycubic Kobra 3

This bracket allows to mount spools with soft filaments (like TPU 95 and below) over the top frame of Anycubic Kobra 3. It mounts to the top frame of the printer and provides a mount for the stock spool holder of Kobra 3, allowing to load filament spools up to 1 kg. The bracket itself does not interfere with moving parts of the printer, however the stock holder is a kind of obstacle for the cables, and adds the following limitations: - With 0.5 kg spool, max height of design is abou