
Pax's Pen
thingiverse
A similar design is based on Fab22's Bic upgrade (http://www.thingiverse.com/thing:13478). I found the curvature of the original model made some parts quite thin, making them prone to breaking; thus, this new thing addresses that issue. To use it, simply print and insert a Bic pen.
Download Model from thingiverse
With this file you will be able to print Pax's Pen 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 Pax's Pen.