3D Printed 40mm to 3M Filter Adaptor

Military Head & Gear
Sep 5, 2026  #MilitaryEquipment

3D printed 40mm to 3M filter adaptor purchased from eBay. A cool idea but has the standard 3D printed issue of being made from a flimsy plastic. I managed to break it during the video by simply screwing it and unscrewing it into a filter port. Another good idea on paper, only good in reality if made well.

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