Free 

The general shape of the base was inspired by the other C5 cupholders available throughout the internet.
This has some unique features:
- A locking tab to prevent it from lifting out with your cup. - Increased ring diameter - I've shared my CAD files to easily modify this for your own needs, however I'm not a CAD professional.












Names are used only to indicate the source of a result. Polyzon is not affiliated with the listed sites.