Joy-con Lego adapter
thingiverse
So here's a way to customize your joy-cons with your LEGO bricks based on the Youtube video:https://www.youtube.com/watch?v=a570oTv2qj0 free to use made entirely with Blender graduated in mm (you should use a precision of 1 mm) The first file is the origin models I used to make it The second file (ready to print) IS THE ONE YOU SHOULD USE TO 3D PRINT, otherwise, you'll loose precision
Download Model from thingiverse
With this file you will be able to print Joy-con Lego adapter 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 Joy-con Lego adapter.