roller shutter stop (Rolladenstopper)

This thing keeps the shutters from rolling up too far.

The previous parts broke on Sunday morning, so what's better on a rainy Sunday than designing and printing the replacement parts myself?

Source at https://github.com/byteborg/household/rolladenstopper

Moved to https://www.printables.com/model/336826-roller-shutter-stop-rolladenstopper
Bye-bye, Thingiverse!