I reload .44 Special but not .44-40 but I have a .44 Spl cylinder that works perfectly in my 1890 Colt SAA .44-40. But I really don’t trust shooting .429 bullets in a probably .427 bore, blackpowder only of course. Overly cautious, you think? I just picked up a 1984 Colt Frontier Sixshooter...