Nijuni 3D Models: Keyboard Parts and Fidgets
This collection gathers nijuni-related 3D models for 3D printing, including keyboard parts, fidget toys, bladed props and vehicle pieces. It helps you see the range of files that appear under this term and decide which ones to open first. Each listing leads to the author's page, where the details matter more than the thumbnail. 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 2026-10-14
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All models in this collection
Collapsing Katana 法忍 (Forbearance Blade)
Lego Tape, A Flexible Not-LEGO-Compatible Parametric Model
BTR-80
Nijuni Chunky Gasket Mount Case
Kunai Fidget Spinner
Beauty Blender Biedronka edition stand ( NIUQI )
Cyber Ninja V2
Honda Type R - Key Chain
KATANA or SWORD wall mounts with swappable fronts
Beauty Blender Diamond (NIUQI)
3 Shuriken Fidget spinner (Print in place)
nigun star
Huge Fidget Throwing Star
NIHUI gimbal battery cover
Throwing Knife / Double thrower / Wurfmesser
Mercedes A35 AMG
Naruto Uzumaki
Pink NIni!
Shadow Ninja Warrior Figurine
eachine E010 - JJRC H36 - NIHUI NH-010 Handle Extension
Shuriken Magnet — Ninja Weapons
Iron Man
TMNT Party Wagon Deck Box / Storage Box (No AMS)
Nini
Mai Shiranui figure
Large base for Krups Nespresso Essenza Mini
Nunchucks
Alfa Romeo Tonale - Key Chain
Stella Ninja
Niji Cube Prism Stand
Multi-Colored Ninja Throwing Star
Shelby Cobra 427 Keychain
Throwing Card
Qubino RGBW boitier
Armatura da samurai- spalliera
Case for Fibaro RGBW and LED PSU
Fidget Spinner | Works right off the printer
Demon Warriors
Collapsible Samurai Sword and spinner guard
Multiprotocol TX Module Case, modified for Flysky TH9X
Naruto Run Zoetrope Spinner (READ DESCRIPTION)
«Nijuni 3D Models: Keyboard Parts and Fidgets»
Keyboard-related files tend to be cases and keycaps with tight tolerances, while fidget spinners and throwing stars are often single-piece or print-in-place designs. Sword and kunai models vary from display props to wall-mounted pieces, and vehicle or character models range from simple keychains to multi-part builds. The differences show up in part count, scale and how much post-processing the shape requires.
Before printing, check the size and scale on the model page, along with the number of parts and any assembly steps. Look at whether the author lists supports, layer height, material and orientation, and compare those notes with photos of real prints. For mechanical parts such as cases or spinners, clearances and tolerances matter, so read the description for the intended fit.
If the results feel broad, try synonyms and related terms: keyboard case, keycap set, fidget spinner, shuriken, throwing star, katana, kunai, wall mount, keychain or vehicle model. Combining a shape with a use, such as desk toy or display stand, can narrow the list. You can also search by the style or theme you want rather than the nijuni term alone.
Frequently asked questions
What kinds of nijuni models are in this collection?
What should I check before printing a keyboard case or keycap?
How can I find a specific fidget spinner or throwing star?
Do these models require supports?
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The full catalog of topics — from home & household to CNC, searchable across the connected sources.


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