Gpen
thingiverse
A compact pen holder designed specifically for use with the versatile G2 gel ink cartridge system, no additional assistance necessary.
Download Model from thingiverse
With this file you will be able to print Gpen 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 Gpen.