Call of Duty Modern Warfare 3 (MW3) Walkthrough & Guides Wiki

Call of Duty Modern Warfare 3 (MW3)

How to Unlock JAK Slash Attachment

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The JAK Slash is an Underbarrel Aftermarket Part that grants you a lethal melee attack in Modern Warfare 3 (MW3). Check out our guide to learn how to unlock the JAK Slash Aftermarket Part and find out all compatible guns for this attachment!

List of Contents

How to Unlock JAK Slash

Complete 5 Week 3 Challenges in Season 5

Week 3 Challenges

The JAK Slash underbarrel Aftermarket Part can be unlocked by completing 5 Week 3 Challenges in Modern Warfare Season 5. Weekly Challenges can be completed in Zombies, Multiplayer, and Warzone.

List of All Weekly Challenges

What Does the JAK Slash Do?

Gives Your Gun a Lethal Knife Melee Attack

Recent COD titles have removed the Lethal Melee attack when using a gun. However, with the JAK Slash underbarrel attached, your weapon will get a unique knife animation that results in a lethal melee that takes out enemies in a single swipe.

Modern Warfare 3 (MW3) Related Guides

Modern Warfare 3 - Attachments

List of All Attachments

Attachment Types in MW3

Attachments By Type
Barrel Stock Ammunition Muzzle
Rear Grip Optic Underbarrel Magazine
Receiver Laser Comb Trigger Action
Guard Bolt Arm Rail
Carry Handle Lever Loader Wire
Conversion Kit

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