75 Round Mag Attachment Guide
The 75 Round Mag attachment in Call of Duty: Modern Warfare 2 and Warzone 2 is Weapons Platform Specific. In other words, this magazine is exclusive to a particular family of weapons.
How to Get the 75 Round Mag
To unlock the 75 Round Mag attachment in Call of Duty: Warzone 2.0, you need to upgrade the RAPP H to Level 2.