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3D Models for Setting Gaps and Spacers

This collection covers STL files for setting gaps, from threaded spacers to gap gauges and shim sets. It helps when you need to align parts, set clearances or fill a gap on a 3D printer or a finished assembly. The models vary in size and purpose, so the list works as a starting point for a more precise search. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

Il testo di questa raccolta è in inglese; la ricerca funziona in qualsiasi lingua.

Una raccolta di Polyzon · 48 modelli da 7 siti

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Polyzon compone questa raccolta a partire dai risultati di ricerca dei siti collegati. I doppioni e i modelli senza anteprima vengono rimossi, le corrispondenze deboli finiscono in fondo e il resto mantiene l’ordine dei risultati. I modelli appartengono ai rispettivi autori: verifica le condizioni sulla pagina di ciascun modello.

Criteri di selezione a cura della redazione di Polyzon · Testo aggiornato: 11/10/2026

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«3D Models for Setting Gaps and Spacers»

The collection includes adjustable threaded spacers, fixed shims, gap gauges, wedge gauges and setting templates. Some are simple blocks or wedges that you place in a gap, while others are threaded or stackable parts for a set distance. Templates and calibration blocks are often used to check belt tension or alignment, and gap fillers are shaped for a particular opening or profile.

When choosing a model, check the dimensions and scale first, then the number of parts and whether assembly is required. Look at the author's notes for the material and print settings, and see whether supports are needed for overhangs. Photos of real prints can show how the part sits in a gap and whether the surfaces are clean enough for the task.

To refine the search, try related terms such as spacer, shim, standoff, gap gauge, feeler gauge, alignment block, calibration block and setting template. You can also search by the part you are adjusting, for example belt tension, extruder calibration, door gap, profile spacer or vacuum nozzle. Adding the target material or printer type to the query can narrow the results further.

FAQ

Domande frequenti

What is the difference between a spacer and a shim?
A spacer sets a fixed distance between two parts, while a shim usually fills a thin gap or corrects a small offset. Some models combine both functions in one part.
How do I choose the right size for a gap gauge?
Check the range you need and whether the gauge is stepped or wedge-shaped. The author's page should list dimensions and the intended measuring range.
Do these models need supports?
It depends on the shape: flat wedges and blocks often print without supports, while threaded or overhanging parts may need them. Check the author's print settings and photos.
Can I scale a spacer model in the slicer?
Scaling changes the gap it sets, so it is often preferable to adjust the model parameters or choose a different size. If you scale, check the thread and fit dimensions after slicing.
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