MW3 | CoD Modern Warfare 3 2023
Kastovia Gxr-12 - Barrel Attachments
The Kastovia Gxr-12 is an Barrel of CoD MW3 (2023) Attachments. See how to get / unlock Kastovia Gxr-12 in Call of Duty Modern Warfare 3 (2023).All Attachments List - How to Unlock
This page is based on the information available in the beta. It will be updated after the full game is released.
Kastovia Gxr-12 - How To Unlock
How to Unlock Kastovia Gxr-12Best Attachments to Unlock
Compatible Weapons With Kastovia Gxr-12All Guns and Weapons List
CoD: MW3 Related Guide
Best & Tier List
Weapon Related Guide
Weapon & Equipment List
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