Enclosures and housings
Integrated 3-Fin Rocket Collar
- Bounding box
- 145.2 × 167.7 × 100.0 mm
- Engine
- Precision B-rep
- Parameters
- 10
- Published
- October 28, 2026
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The prompt
Integrated 3-Fin Rocket Collar/Ring Module (Zero-Alignment Error) "A single-piece 3D printable water rocket fin attachment collar for a 67.1mm diameter 500ml Coca-Cola bottle. Consists of a cylindrical sliding sleeve with an inner diameter of 67.3mm, outer diameter of 71.3mm, wall thickness of 2mm, and length of 100mm. Three trapezoidal swept-back rocket fins are radially attached around the outer sleeve at exactly 120-degree intervals. Each fin has a root chord of 95mm, tip chord of 35mm, span height of 60mm, sweep angle of 30 degrees, and fin thickness of 2mm. Clean watertight CAD mesh, optimized for FDM 3D printing without supports."
Parameters
| Name | Value | Range |
|---|---|---|
| Inner Diameter | 67.3 mm | 60 – 75 |
| Outer Diameter | 71.3 mm | 65 – 80 |
| Wall Thickness | 2 mm | 0.5 – 5 |
| Collar Length | 100 mm | 50 – 150 |
| Fin Root Chord | 95 mm | 50 – 140 |
| Fin Tip Chord | 35 mm | 10 – 80 |
| Fin Span Height | 60 mm | 20 – 100 |
| Fin Sweep Angle | 30 deg | 0 – 60 |
| Fin Thickness | 2 mm | 1 – 5 |
| Number of Fins | 3 | 2 – 8 |
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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