Originally posted by u/Ok-Blood8662 at 2025-06-30T21:50:55Z

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Was hoping I got good enough layer adhesion here, and I may have, but cracks formed at the pin holes.

Fortunately did not have this happen while firing. I noticed the cracks when inspecting the gun at my desk, flexed it, and it completely snapped.

Figured I would share as an example to others. Filament choice is super important in 3D2A. Be careful.


img1

Source: https://i.redd.it/cm8nb5w9y4af1.jpeg

img2

Source: https://b.thumbs.redditmedia.com/Hvop_ukpbveaGUcW1rK6eqQQ2dwiHHpLgQBXvciEnEw.jpg