Quote Originally Posted by thirty06
You can shoot 410 out of a 45 long colt but not the other way around.
410 is a 41 caliber.
I doubt you will find any 45 Colt chambers long enough to chamber a 2.5 or 3" shell! Would extend well into the rifling. Exceptions are purpose made guns like the taurus judge and NEF handi rifle in 45/410.

You can shoot 410 2.5" out of 45-70 guns but why would you want to?