There are a lot of Democrat gun owners who do not believe in this nonsense and would not put up with it either.
Gun control is a losing issue even with a sizable number of Democrats.
....And will push a number of these folks into the Trump camp.
“Gun control is a losing issue even with a sizable number of Democrats”
The gun control people are making a big push now because this is their last chance to get a lot of attention if Trump wins.