If there is a link can you send me it. thank you

Basic, I would like to have ironsights on my sniper rifles (Cos we can have a red dot sight...) and I dont like any of the scopes we already have ;-;

This feature realized in the DMCWO mod. But this mod add not only sight.
Url to github:
https://github.com/DeadMansChest/DMCWO