GIF
  • diy

  • 3d printed

  • servo

  • servo arm

  • 9g servo

  • high strength

  • mg90s servo

  • servo arms

Universal 3D-Printed Servo Arms for MG90S and Compatible Servos

Enhance your RC, robotics, and DIY projects with this set of precision-designed 3D-printable servo arms, created for the popular MG90S micro servo and other compatible models. The collection includes multiple arm styles and lengths, providing the flexibility needed for a wide range of motion-control applications.

The set features several arm configurations, including single-arm levers, extended arms, compact control arms, and a hook attachment, allowing you to choose the perfect solution for steering systems, robotic joints, linkages, grippers, and custom mechanisms.

Designed with functionality and durability in mind, each arm incorporates strategically placed mounting holes for easy adjustment of linkage positions and mechanical advantage. This enables fine-tuning of movement range, torque, and precision according to your project’s requirements.

For the best results, these servo arms are recommended to be printed in PETG for excellent strength and wear resistance, or TPU when additional flexibility and impact resistance are desired.

Features

* Compatible with MG90S micro servos and similar models
* Multiple arm designs included
* Various lengths for different mechanical requirements
* Adjustable mounting positions
* Lightweight yet durable construction
* Ideal for robotics, RC models, automation projects, and DIY mechanisms
* Optimized for 3D printing without supports

Whether you’re building a robotic arm, steering system, animatronic project, or custom automation setup, these servo arms provide a reliable and customizable solution that is easy to print, install, and adapt to your needs.

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(6)

  • 30MM ARM.stlDesigner

    120.30 KB

    2026-06-09

  • 40mm arm.stlDesigner

    140.41 KB

    2026-06-09

  • micro arm.stlDesigner

    40.51 KB

    2026-06-09

  • Servo hook.stlDesigner

    75.96 KB

    2026-06-09

  • 10MM ARM.stlDesigner

    87.68 KB

    2026-06-09

  • 20MM ARM.stlDesigner

    95.49 KB

    2026-06-09

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