Split the cap in half and added 5mm onto each cap to give the threads more to grab onto. I tried a few threads but I liked these cause they gripped well but it only takes a half turn to latch. Lined up the buttons as best as I could, not the most skilled with Fusion 360 yet.
| Cap1.stl | 3.2MB | |
| Cap2.stl | 3.1MB |
