Unboxing toys
Clicker
Fidget Spinner
Pressure‑relief toys
Unzip Master
Desktop Accessories
Support-free printing
3D printable
Car-mounted spring, Yuuji Itadori
Jujutsu Kaisen
Yuji Itadori
Car-mounted spring doll

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Spring-Driven Desktop Figurine Model
This is a delightfully playful spring‑driven figurine model. By attaching a spring between the head and base, it achieves a dynamic rocking motion that gently sways from side to side with just a light touch.
The model features an independent head-and-base design; once printed, it can be easily assembled using a 25×45mm spring. The rocking effect is smooth and natural, making it ideal for desktop decoration, office accents, car interiors, and many other applications.
Model Features
- Spring‑Driven Rocking Mechanism
- Supports standard 25×45mm springs
- The head naturally swings in response to vehicle vibrations or gentle touches
- Enhances interactivity, offering more fun than typical static models
- Versatile Applications
- Desktop decor: Perfect for desks, bookshelves, or display cases
- Car accessory: Great as a decorative piece on the center console or dashboard
- Collectible display: Ideal as an original 3D‑printed collector’s item
- Optimized for 3D Printing
- The design is tailored for FDM printing
- Simple parts make printing and assembly straightforward
- PLA filament is recommended
- Multi‑color printing is supported, allowing you to customize colors to your preference
Assembly Instructions
After printing:
- Insert the 25×45mm spring into the designated slot on the base
- Attach the head onto the top of the spring
- Gently adjust the spring’s angle to achieve optimal rocking motion
Recommended Print Settings
- Print material: PLA
- Printing method: FDM
- Support structures: Adjust based on print orientation
- Suggested layer height: 0.16–0.2mm
- Recommended dimensions: Maintain original proportions; scaling is possible according to your needs
A simple, engaging, and interactive small 3D‑printed figurine—perfect for personal collections, gift‑making, or use as a car accessory.
Originality of the Model
The author declares that this work is their personally original model
This model is licensed under the following terms:
Credit must be given to the creator
Models(1)
车载弹簧忍者乱雾丸.3mfDesigner6.67 MB
2026-08-27











