6" Inch Edge Clip Corner Mounted

This is the third attempt at the first thing I've ever drawn in tinkercad after looking at reelpilot's edge clip: https://www.thingiverse.com/thing:2765828 and then I used the PVC pipe bracket on the straight edge that mhughes65 came up with here https://www.thingiverse.com/thing:2976263/files

My corners are 6" (roughly 151mm) on each leg of the 90 degree angle. The depth of the vertical vinyl cap is 12mm deep too, so the ends needed to be made broader than the original designs.

When I co