Mechanical parts
Prosthetic Hand & Forearm Chassis
- Bounding box
- 125.4 × 348.9 × 118.9 mm
- Engine
- 3D Printing B-rep
- Parameters
- 22
- Published
- November 3, 2026
Download
Free to download and use. See the terms.
The prompt
a prosthetic hand with individual finger joings and knuckle joints. and a forearm chasis that can five 5 servo motors
Parameters
| Name | Value | Range |
|---|---|---|
| Length | 180 mm | 150 – 220 |
| Width | 90 mm | 70 – 120 |
| Height | 70 mm | 50 – 90 |
| Wall thickness | 2 mm | 1.2 – 5 |
| Palm width | 90 mm | 70 – 120 |
| Palm length | 80 mm | 60 – 100 |
| Palm thickness | 25 mm | 15 – 35 |
| Finger thickness | 14 mm | 8 – 20 |
| Index finger length | 85 mm | 70 – 110 |
| Middle finger length | 95 mm | 80 – 120 |
| Ring finger length | 88 mm | 75 – 110 |
| Little finger length | 70 mm | 55 – 95 |
| Index finger width | 18 mm | 12 – 24 |
| Middle finger width | 18 mm | 12 – 24 |
| Ring finger width | 17 mm | 12 – 24 |
| Little finger width | 15 mm | 10 – 22 |
| Thumb total length | 70 mm | 50 – 90 |
| Thumb width | 20 mm | 14 – 28 |
| Thumb thickness | 18 mm | 12 – 24 |
| Servo body length along forearm | 40 mm | 35 – 45 |
| Servo body width across forearm | 20 mm | 15 – 25 |
| Servo body height | 40 mm | 35 – 45 |
Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.
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