Wii MX Cap
thingiverse
This is the cap in the upper left hand corner. It fits most cherry mx and similar key switches. Check out the video I use this in on youtube!
Download Model from thingiverse
With this file you will be able to print Wii MX Cap 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 Wii MX Cap.