KB3D Air Sack [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 Air Sack is a black rubber bag designed to add external air volume to compatible gas mask systems.

Available with Breakaway, NATO40, or 22 mm connectors. Select the size of the Bag.

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.