Everything else
DFAM PLA Marble Run Mechanism Set
- Bounding box
- 314.0 × 70.0 × 31.0 mm
- Engine
- Precision B-rep
- Parameters
- 33
- Published
- October 27, 2026
Download
Free to download and use. See the terms.
The prompt
make 3d printed parts for this project, and created with DFAM in PLA in mind
Parameters
| Name | Value | Range |
|---|---|---|
| Rocker Length | 80 mm | 50 – 120 |
| Rocker Width | 20 mm | 10 – 50 |
| Rocker Thickness | 10 mm | 5 – 25 |
| Cup Inner Diameter | 19.5 mm | 19.05 – 25 |
| Cup Depth | 4 mm | 2 – 10 |
| Pivot Hole Diameter | 6 mm | 3 – 12 |
| Counterweight Length | 30 mm | 15 – 60 |
| Counterweight Height | 20 mm | 10 – 40 |
| Rocker Fillet Radius | 2 mm | 0 – 5 |
| Track Length | 80 mm | 50 – 120 |
| Track Width | 30 mm | 20 – 60 |
| Track Height | 12 mm | 8 – 25 |
| Track Base Thickness | 4 mm | 2 – 8 |
| Track Wall Thickness | 2 mm | 1 – 6 |
| Detent Diameter | 19.5 mm | 19.05 – 25 |
| Detent Depth | 4 mm | 2 – 8 |
| Trigger Pin Diameter | 4 mm | 2 – 8 |
| Trigger Pin Length | 30 mm | 20 – 50 |
| Trigger Lug Height | 10 mm | 6 – 20 |
| Hammer Arm Length | 100 mm | 60 – 160 |
| Hammer Arm Width | 12 mm | 6 – 30 |
| Hammer Arm Thickness | 6 mm | 3 – 12 |
| Mallet Head Diameter | 20 mm | 12 – 40 |
| Mallet Head Length | 20 mm | 12 – 40 |
| Hammer Pivot Hole Diameter | 6 mm | 3 – 12 |
| Catch Pin Diameter | 4 mm | 2 – 8 |
| Catch Pin Length | 10 mm | 5 – 20 |
| Eyelet Hole Diameter | 3 mm | 1.5 – 6 |
| Layout Gap Between Parts | 10 mm | 2 – 30 |
| Hole Print Clearance | 0.2 mm | 0 – 1 |
| Raft Thickness | 1 mm | 0.4 – 4 |
| Raft Margin | 5 mm | 2 – 15 |
| Raft Overlap Into Parts | 0.2 mm | 0 – 1 |
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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