Huben GK1 Tactical Barrel Picatinny Rail V2
Print Profile(1)

Description
Modular Barrel Cover for Huben GK1 with Integrated Picatinny Rail - Version 2
This precisely fitting barrel cover for the Huben GK1 expands the design with a modern, technical look and additional mounting options.
The cover includes:
- Barrel cover with integrated upper Picatinny rail
- Continuous, structured design for a harmonious overall look
The design is configured to integrate harmoniously into the GK1's lines while enabling functional extensions.
🛠 Material & Printing Notes
The model was printed in PLA Matte dessert and 0.4 nozzle
Recommended print settings:
- Use of supports (activate support)
Print upright → Tree
“only on print bed” - active
“only support critical areas” - active
“Remove small gaps” - inactive - Wall thickness → 3+
- Sufficient infill structure for stability → 50%+
- Details 0.2mm Standard profile is sufficient (approx. 3h) or 0.16mm High Quality (approx. 5h) for even better details (curves etc.)
Alternatively, the model can also be printed in PETG or a harder filament to further increase durability.
⚠ Important:
The print orientation influences stability and gap dimensions. When printing flat, minimal dimensional deviations may occur - nevertheless, the model fits. For best possible accuracy and stability, it is recommended to print the parts upright (check depending on printer and setup).
⚠ Further versions planned include:
- Version without pressure vessel casing
- Minimized / reduced version
- Variants with different structure or design lines
- longer Picatinny rails
⚠ Disclaimer
Use is at your own risk. I assume no liability for damage or breaking accessories (e.g., mounted optics such as RedDots).
However, with proper printing and sufficient material thickness, there are no fundamental stability concerns based on my own experience.
Note: It's better to write to me or ask questions beforehand rather than being disappointed. I have only printed Bambu Lab filament and successfully printed the model on Bambu Lab P2S (upright) and A1 mini (flat).
Best regards
Alex
License
You shall not share, sub-license, sell, rent, host, transfer, or distribute in any way the digital or 3D printed versions of this object, nor any other derivative work of this object in its digital or physical format (including - but not limited to - remixes of this object, and hosting on other digital platforms). The objects may not be used without permission in any way whatsoever in which you charge money, or collect fees.








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