Adjustable Pencil Cup
thingiverse
This pencil cup will clip to the side of your dest, and you can adjust it so it will fit.
Download Model from thingiverse
With this file you will be able to print Adjustable Pencil Cup 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 Adjustable Pencil Cup.