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The ISO 9mm is an Submachine Gun in Modern Warfare 3 (2023).
All the attachments that can be unlocked for the ISO 9mm in MW3 can be found below:
ISO 9mm Underbarrels:
ISO 9mm Ammunitions:
ISO 9mm Barrels:
ISO 9mm Optics:
ISO 9mm Rear Grips:
ISO 9mm Lasers:
ISO 9mm Magazines:
ISO 9mm Muzzles:
The process of unlocking the ISO 9mm in Modern Warfare 3 is incredibly straightforward. Here's what you need to do:
MW3 ISO 9mm Camos is still under investigation but will be added soon!
Cammo & Challenges