Apple Slicer
grabcad
If you slightly modify the problematic area, an Apple Slicer could potentially function well in your project.
Download Model from grabcad
With this file you will be able to print Apple Slicer with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Apple Slicer.