Car Cup Holder Expander

Model Overview & Print Notes

Boost Me Help me spread the word, just added a customizable version of the cup holder so you can fine-tune the dimensions to match your car. Update 6/20/2026: Added the option in the customization area to change cup opening wall thickness between 2 and 4mm to help with issues where the cup holder portion is breaking   Update: Added a customizable version of the model where you can adjust the Base diameter, cup holder diameter, and the inner spacing for the cup base. works very well. Please let me know how you like it!   Expands the Cup Holder and allows for phone holder. It can be printed up to 15% larger or smaller and still fit in most car cup holders. I added the Phone slit just cause I wanted one :)   Infill not needed, but I set it at 10% for best results, No support needed   Update: I added a new 3mf file that includes 4 models: Original Cup Holder 96mm Opening 75mm base Smaller Opening 83mm Opening 75 Base Smaller Version 81 76 New Design for those that want to be able to use normal sized bottles as well as the larger ones 96 Opening 78 Base 75 interior base Opening If you are looking for just a Phone holder, I have this other model just for that: https://makerworld.com/en/models/1918083-car-cup-phone-holder#profileId-2057891

Print profiles