Call of Duty Modern Warfare 3 (MW3)

How to Unlock JAK Headhunter Carbine Conversion

The JAK Headhunter Carbine Conversion is an Aftermarket Parts Conversion Kit for the Rival-9 in Call of Duty Modern Warfare 3 (MW3). Check out our guide to learn how to unlock the JAK Headhunter Carbine Conversion, its detailed stats breakdown, and its converted weapon.

How to Unlock JAK Headhunter Carbine Conversion

Complete 5 Season 1 Week 1 Challenges

To unlock the JAK Headhunter Carbine Conversion, you will need to complete 5 Weekly Challenges from the Season 1 Week 1 Challenges in MW3. We recommend doing the following for easy completion:

  • Get 750 Zombie Kills with a Recommended Weapon.
  • Drink 10 Perk-A-Cola Cans.
  • Get 300 Zombie Kills with a Pack-A-Punched Recommended Weapon.
  • Get 300 Zombie Kills while Aiming Down Sights with the MCW.
  • Get 40 Operator Kills with a Recommended Weapon.
  • Get 30 Operator Kills while Aiming Down Sight with the MCW.

A lot of the entries in the list above can be completed by simply playing Zombies or Multiplayer matches throughout the week.

List of All Season 1 Weekly Challenges

JAK Headhunter Carbine Conversion Converted Gun

Conversion Kit for the Rival-9

The JAK Headhunter Carbine Conversion is a full conversion kit for the Rival-9. It converts Rival-9 into an Assault Rifle with a 3-round burst that excels at mid-rannge encounters.

Rival-9 Best Loadout and Build

JAK Headhunter Carbine Conversion Stats

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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

All Conversion Kits in MW3

All Related Attachments
Broodmother .45 Kit JAK Annihilator Bullpup Kit JAK Atlas Kit
JAK Backsaw Kit JAK Beholder Rifle Kit JAK Burnout
JAK Cataclysm JAK Deathmarch JAK Devastators
JAK Ettin Double Barrel Kit JAK Ferocity Carbine Kit JAK Gunslinger
JAK Harbinger Kit JAK Headhunter Carbine Conversion JAK Heretic Carbine Kit
JAK Jawbreaker JAK Maglift Kit JAK Nightshade Rifle Kit
JAK Outlaw-277 Kit JAK Patriot JAK Protean
JAK Raven Kit JAK Requiem JAK Revenger Kit
JAK Salvo JAK Scimitar Kit JAK Shadow Titan Kit
JAK Signal Burst JAK Thumper-656 JAK Thunder LMG Kit
JAK Tyrant 762 Kit JAK Volkh JAK Wardens (Model 1887)
JAK Widemouth Barrel MCW 6.8 Full-Auto Conversion Kit WSP Akimbo Brace Stock
XRK IP-V2 Conversion Kit

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