Standing is whatever a judge wants it to be. If they don't want to rule on a case, they just whip that out from under their robes.
Universities filed challenges to President's Trumps immigrant restrictions with the idea that they were going to lose out on students coming in from other countries and thereby lose high dollar out of state tuition - a thin reed of standing but good enough for a judge who wanted to say Yes.
Abortion shops have blanket standing to file lawsuits against abortion laws, on behalf on unnamed clients who the court just assumes will be impacted.
You're a dumb ass if you don't understand the standing game that judges play.
A Texas business could simply say they were going to lose money by not being able to make and sell Texas only suppressors, if not allowed.
No one knows how it'll play out in court, and you're a fool if you think you do. As before, the most important aspect of gun rulings in court is who's the judge. Were they appointed by a Dem or a Republican? Are they conservative if a Republican or a RINO? We'll see what happens.