To install this mod you first need DAHM, you can download it HERE
How to install: unzip and move the Tactical viewmodel folder to the "mods" folder
V3 NEW:
v1 OLD Preview:
v2: I don't have video of version 2 so check the image tab to see what it looks like.
When downloading any .rar file inside contains the mod itself, a guide on how to create your own viewmodel and a copy of the vanilla game viewmodel.
So if you are interested in making your own please read it, it is updated and with better examples.