Go to their web site.
Contact Smith and Wesson directly,they should be able to provide you with this information.
If you contact Smith and Wesson directly,they should be able to provide the information that you seek.
Contact Smith & Wesson customer service through their website.
You should contact Smith and Wesson directly to get the correct answer to your question.
You can contact them on their web site.
If you contact Smith & Wesson, they will give you that information.
I can say that the Smith and Wesson model 4566 has been made from 2000-to date.You could contact Smith and Wesson directly and they may identify the correct year of your pistols manufacture.
Contact S&W or get a copy of Standard Catalog of Smith and Wesson by Supica and Nahas.
Contact S&W
Contact S&W
Contact S&W
You will have to contact S&W