You will have to experiment with as many different types as you can afford. It will show a preference for one or maybe two.
The smith and wesson model 422 was introduced in 1987 and was discontinued in 1997.
Model 59A WHAT?
You need the help of a gunmsith
50- 225 usd
Depends on the model.
There are varying opinions on what ammo is the "best." Generally speaking, the best ammo to use is whichever ammo is the most reliable in your particular gun.
Federal premium ammo
MODEL 58321
50-175 USD
Uh with or without the bullets? uuh
4.5 or 6 inches
You will need to ask a gunsmith