What kind of sights on what gun.
Blue is very heat sensitive and some locations on a gun might as well use gun oil.
Get yourself some rockset. Its got an excessively high heat resistance but low sheer strength making it perfect for 99% of the things you need locked up on a firearm.
"Gun control: The theory that a woman found dead in an alley, raped and strangled with her panty hose, is somehow morally superior to a woman explaining to police how her attacker got that fatal bullet wound." — L. Neil Smith
The problem with being stupid is you cannot simply decide to stop doing dumb things...
"I crapped my pants to avoid the draft!!" -Ted Nugent