New Jersey has some of the absolute worst gun laws in the country.
Tim Pool, popular YouTuber went from anti-2A to SUPER-PRO 2A last year and he's from New Jersey and went through this process. Here's forums of people complaining about this. You can find several similar examples:
https://www.njgunforums.com/forum/index.php?/topic/97756-pis...
https://bearingarms.com/staff-ba/2021/03/26/new-jersey-gun-p...
It would be interesting if candidates had to declare their intents in a formal way, just like a phone app has to formally request access to mic and cam, and if they are elected, they'd have to stay within the bounds they'd requested. So a guy who wanted to reform healthcare wouldn't be able to change his mind later and start reforming education.