Simple decorative stress toy, 4 pieces, prints without support, no need for glue. The nut moves easily so it's quite nice fidget toy to play with.
Print 2 x end.stl, 1 x center.stl and 1 x nut.stl
My example was printed with Bambu P1P @ 0.2mm layer height.
The author marked this model as their own original creation.