Gadgets

STL Nuts for Ball Phone Holders and Mounts

This collection covers STL parts for ball-joint phone holders: replacement nuts, cap nuts, adapters and complete holder bodies. It helps when an original fastener is lost or when a mount needs a different ball size. Files vary from small repair pieces to full desk or car stands for 3D printing. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

A Polyzon collection · 48 models from 3 platforms

How this collection is put together

Polyzon assembles this collection from search results on the connected platforms. Repeats and models without a preview are removed, weak matches go to the end, and the rest keeps the search order. Models belong to their authors — check the terms on each model's page.

Selection rules: the Polyzon editorial team · Text updated 2026-10-13

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About the category

«STL Nuts for Ball Phone Holders and Mounts»

The models split mainly by role: a nut or cap nut that replaces a fastener, a ball or socket that forms the joint, and a full holder body that includes the joint. Some files are small repair parts, while others are complete car mounts or desk stands. Novelty and flexi stands also appear, often with the same ball-and-socket connection.

Before printing, check the ball diameter, thread type and overall scale on the author's model page. Look at the number of parts and whether assembly is required, and see if the author lists supports, material and settings. Photos of real prints help you judge how the joint fits and how much clearance the moving parts need.

To narrow the results, try related terms such as ball socket, cap nut, union nut, joint adapter or mount replacement. Add context words like car, dashboard, tripod, desk or bicycle if you know where the holder is used. Combining a part name with the device type usually gives a shorter list than a broad holder search.

FAQ

Frequently asked questions

How do I find a nut that fits my ball phone holder?
Check the ball diameter and thread details on the model page, then compare them with the holder you have. The holder name alone is often less useful than the measured joint size.
Can a 3D-printed nut replace an original one?
It can serve as a replacement when the thread and ball size match. Review the author's print photos and settings, and test the fit before tightening.
What should I check before printing a ball joint part?
Look at the scale, wall thickness and clearance between moving parts. Also check whether the author used supports and which material and settings are listed.
Which search terms help find similar models?
Try ball socket, cap nut, union nut, joint adapter and mount replacement. Add car, desk, tripod or dashboard to focus on a use case.
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