100-1000 depending on specifics
Strum Ruger made many 22 caliber hand guns. It would help if you Identified the model
In a Gun Shop
$45 for a Thompson
10-60 usd
50 USD
100-1000 depending on exactly what you want/have.
Gun shop, gun show, Egunparts
A beratta 8040f handgun can be at least $389.95.
$75-$125, depending on model and condition.
100-300 USD
25-75 USD