Many hunting arm safety devices are trigger blocks. They are often not drop safe. Hunters routinely navigate terrain that is much more treacherous than sidewalks.
Additionally, the right to hunt is not guaranteed by the Constitution. The right to keep and bear is.
And, though you don't like it, the rules of formal debate put the requirement for proof on the proponent of an idea, much like the burden of proof is on the prosecution in a criminal case. You are advocating for the new idea, and additional restriction, so yours is the burden.