Nice design! Made mine into keychain version. For everyone interested check my profile.

Nice design! Made mine into keychain version. For everyone interested check my profile.
Threads are too fine, they break and wear quickly (other models have better threads). On a positive note, I like the base with the separate clamp.
What makes this related to gift wrapping? Asking because you submitted it to the "Gift Wrapping Helpers"-Contest.
@DerEd_731144
I understood from the contest description ("Maybe you've got an idea for a foldable gift box that's compact and reusable.") that gift boxes can be entered into the contest.
Just tested, Worker Harrier ("hobby grade" Nerf) breaks 3mm of PLA.
W0640 spring (1.6x300), 50cm barrel, hits about 80 m/s which, rough calculation is 3.2 joules over an 11 mm diameter impact point. (edited)