Why use the ISO 9mm in MW3?
As a result, it needs some fixing up before it can really compete.
Luckily, it does boast great mobility and Time To Kill stats, along with a class-topping fire rate.

You’ll sacrifice a little recoil control, but it’ll be worth it.
Ammunition: 9mm High Velocity
This is where we get into the realm of personal preference.
If you prefer a green dot for your sight, then the Cronen Mini Dot is just as good.

Once again, optic choice is highly dependent on what works best for your individual playstyle.
Best ISO 9mm class setup: Secondary weapon
MCW or FJX Imperium.
ForTactical, we’d go for theFlash Grenade.
That’s everything on crafting the best ISO 9mm loadout and class setup.
We’ve also got loads more of thebest loadouts in MW3right here.