KB3D NATO40 Blocker/Restrictor [Digital STL]

No physical item will be shipped. This purchase includes the STL files required to print this design yourself. All KB3D files are designed and tested on either a Bambu Lab X1 Carbon or Bambu Lab H2D for reliable printing and assembly. For personal use only unless covered by a valid KB3D commercial licence.

The KB3D NATO40 Blocker/Restrictor is a compact insert designed to limit or fully block airflow through a female NATO40 port.

Available with varying hole configurations, allowing you to fine-tune restriction levels depending on your setup.

Disclaimer: All products are sold as novelty items only. Use responsibly and at your own risk. Misuse can be dangerous. Any included safety features are supportive only and do not replace proper precautions, supervision, or established safe practices. We accept no responsibility for any injury, harm, or misuse arising from the use of these products.