CTG?

[jouesdeveau]

Can anyone tell me what the marking "CTG" stands for? I've looked through the S&W Catalog and searched this forum without results.
Thanks

 

[s&wchad]

Cartridge.

 

[jouesdeveau]

Cartridge.

Thanks. So simple I never would have guessed it.

 

[wheelgun610]

Thanks. So simple I never would have guessed it.

Funny how sometimes the most obvious things really aren't....

Mark