Foldable S-Shaped Hook

This hook is foldable and versatile.
The hook can be folded and used like a ring.

folded dimensions
inner width across flat:30mm
outer width across flat:50mm
height:10mm

need for assembly
M3x25, round head machine screw or hexagon socket head cap screw:1pcs
M3 nut:1pcs
M3 plain washer:1pcs

[Click here for the assembly-free type.](https://www.thingiverse.com/thing:4949002)