It’s illegal because it endangers other people. People on bicycles, motorcycles or on foot are particularly vulnerable. People don’t expect literal whisks to stick out from the wheels of a car.
Without even knowing which law regulating vehicle specifications is violated, I am positive that the German §1 (2) StVO is already violated:
Anyone participating in traffic must conduct themselves in such a way that no other person is harmed, endangered, or hindered or inconvenienced more than is unavoidable under the circumstances.
It’s illegal because it endangers other people. People on bicycles, motorcycles or on foot are particularly vulnerable. People don’t expect literal whisks to stick out from the wheels of a car.
Without even knowing which law regulating vehicle specifications is violated, I am positive that the German §1 (2) StVO is already violated:
I appreciate you giving an actual rationale for how they might be illegal