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The subject of this article appears in Call of Duty: Modern Warfare (2019) The subject of this article appears in Call of Duty: Warzone

"Short, compact barrel sacrifices accuracy and range for speed and agility. Improves performance in close quarters encounters."
— In-game description

The FSS Mini is a barrel attachment featured in Call of Duty: Modern Warfare and Call of Duty: Warzone. It is uniquely available to the MP5 submachine gun.

Trivia

  • With this attachment equipped, the MP5's name changes to "MP5K" in the HUD.
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