Zire 71 Button Shield Repair

My decrepit Zire 71 PDA (remember PDAs?) has a cute little joystick dingus that, when pressed, displays the clock. That’s great, except that it stands proud of the surface by just enough to be constantly pressed by my pants fabric. Hence, the need for a button shield… which, after all these years, snapped at an obvious high-stress spot:

A dab of solvent glue, a few minutes of finger pressure, and let it cure overnight. That was easy.

But then it occurred to me that this was a broken plastic part and I had a 3D printer…