Core Mounting Revision

Here are the updated core mounting frames with an additional mount for the 90-degree water-cooling fitting. Locks into place with just an m5 screw with zero play and is a very compact design.

By dropping the extra aluminum extrusions, it has dropped the weight and additional BOM item requirement by a significant amount. The additional pieces did not boost structural rigidity by a significant margin, especially since the top and bottom mounting pieces add enough rigidity.