
3D models for 120 x 120 mm parts and mounts
This collection gathers STL files for parts built around a 120 x 120 mm footprint, including fan mounts, bases, terrain sections and enclosures. It helps you find practical shapes for 3D printing when a square or near-square format matters. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.
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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All models in this collection
Desk Fan Using 120mm x 120mm x 38mm 12V Fan

帶絞鍊防水接线盒

Universal Fangrille 120mm

Walkway 2 60mm x 120mm

防尘网120*120mm

120 mm Fan mount, adjustable speed

Monstrous Creature Base 120mm x 90mm

120胶卷冲洗罐

120mm USB Desktop Fan

120mm to 120mm x 90 degree

120毫升(ml)奶瓶把手

Lithopane Oostwoud 60mm round x120mm high with base and top.
Storage box honeycomb (200mm x 130mm x 120mm)

单卷120胶卷显影罐

angled 120mm fan

Walkway 60mm x 120mm

12cm 风扇叶片

120mm Fan Cover / Blank Plate For PC CASES EKWB PHANTEKS
Storage box honeycomb (240mm x 240mm x 120mm)

水培定制蓝

Lockable box with ratchet closure 80 x 120 x 50mm

80mm x 120mm to 120mm pc case fan adapter

矿泉水瓶漏斗 饮料瓶瓶漏斗

140, 120 and 80 mm computer fan cover

Another dremel bit holder
![[生活区]龙鳞纹收纳瓶 120mm](https://cache.polyzon.org/api/img?url=https%3A%2F%2Fmakerworld.bblmw.com%2Fmakerworld%2Fmodel%2FDSM00000002951069%2Fdesign%2F2346ba7a326b3f05.jpg&w=300)
[生活区]龙鳞纹收纳瓶 120mm

Frames - Rectangle 150x200mm & Circle 120mm for City Scapes

Anya Forger Spy Family Logo 120mm Fan Cover

12cm风扇罩

120mm fan grill voronoi design

Diorama Halloween

花瓶底座120mm

Base for chemicals 35mm/120mm films Photography

Toilet Paper Holder with Tray (165mm x 120mm) and Hook

12.8L矿泉水瓶防尘盖

cpu to 120mm fan adapter
Xbox Series X 120mm fan adapter, plus dust filter V2

屏幕风扇 120mm电脑风扇

120mm Fan Spacer 50mm

ROG Ally/Ally X 120mm Fan and Dock Stand/Wind Tunnel

三种规格挡漏一体超大铲

fan 120mm

Toilet Paper Holder with Tray (165mm x 120mm) - no supports required

收纳瓶子外径50mm高120mm

Wavy Square Jewelry Tray – 120 × 120 × 15 mm
«3D models for 120 x 120 mm parts and mounts»
Fan adapters and grilles appear alongside heatbed plates, miniature bases, modular walkway pieces, and storage boxes. These groups differ in how they are mounted: some rely on screw holes and cutouts, others on flat contact surfaces or interlocking edges. A 120 x 120 mm size can describe the outer footprint, the mounting pattern, or just one side of a larger part.
Before printing, check the dimensions and scale on the author's page, the number of separate parts, and whether the model needs supports. Look at the material and settings the author lists, and review photos of real prints to see how the part fits together. For parts that join to hardware, confirm hole spacing and thickness rather than relying on the title alone.
If you need a different fit, try related terms such as fan mount, adapter, grille, base, plinth, walkway tile, enclosure, or storage box. You can also search by function, like cooling, display, terrain, or organisation, and combine it with the 120 mm format. Broadening to nearby sizes or adjustable designs often brings up alternatives.
Frequently asked questions
What does 120 x 120 mm mean in these models?
What should I check before printing a 120 mm fan mount?
Can I scale a 120 x 120 mm model for a different size?
How do I find related models if the exact 120 x 120 mm part is missing?
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The full catalog of topics — from home & household to CNC, searchable across the connected sources.




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