If you have built a Borealis rocket, with those lovely thin tubes separating the 2 fuselage sections, you will want this
thingiverse
The original Borealis model performed excellently, but its fragile paper/card tubes proved insufficient. To enhance durability, I substituted brass tubing and created a new upper fuselage design. In the future, I plan to revamp the entire rocket using plastic components. This modification focuses on replacing the top tube, which is prone to damage during rough landings.
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