The JAK Widemouth Barrel is a rare attachment in Modern Warfare 3 and Warzone, offering significant boosts to your weapon.

It incorporates magnetic ball bearings which burst and create numerous small projectiles. But how do you get your hands on this powerful piece of equipment? Let’s break it down.

How to get JAK Widemouth Barrel in MW3 and Warzone

JAK Widemouth barrel loadout screen
Credit: LPL YouTube Channel

To unlock the JAK Widemouth Barrel, you’ll need to complete specific challenges within the game’s Multiplayer, Warzone and Zombies modes. These are weekly, so keep an eye on the Season 5 Week 1 challenges.

Note: Challenges completed across various modes will be added, so you don’t have to stick to one game mode.

Let’s have a look at all the challenges across various game modes:

Multiplayer

  • Get 40 Operator Kills
  • Get 30 Operator Longshot Kills
  • Get 25 Operator Kills while in Midair
  • Get 20 Operator Hipfire Kills with SMGs
  • Get 10 Operator One Shot One Kills with Sniper Rifles
  • Get five Operator Clean Kills with Shotguns
  • Get three Operator Triple Kills with SMGs
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Modern Warfare 3 guides: Best settings, loadouts, Zombies

Zombies

  • Get 250 Kills
  • Get 250 Kills with Shotguns at Epic (Purple) Rarity or Higher
  • Get 100 Hipfire Kills with a SMG
  • Get 250 Kills with a Pack-A-Punched Shotgun
  • Get 200 One Shot Kills with a Sniper Rifle
  • Get 10 Zombie Kills without taking damage 20 Times with a Shotgun
  • Get three Mangler Kills with a SMG
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Best STG44 loadout for Modern Warfare 3 and Warzone

Warzone

  • In Warzone Urzikstan, get 15 Operator Kills in the Central Region (Old Town, Low Town)
  • In Warzone Urzikstan, get 15 Operator Kills in the Eastern Region (Military Base or Farms)
  • In Warzone Urzikstan, get 15 Operator Kills in the Southern Region (City, Suburbs, Manor)
  • In Warzone Urzikstan, get 15 Operator Kills in the North-West Region) (Resort, Power, Seaport, Cargo)
  • In Warzone, place in the top 10 seven times
  • In Warzone, complete 15 Contracts
  • In Warzone, open 75 Loot Caches

That sums up our guide to unlocking the JAK Widemouth Barrel in MW3 and Warzone Season 5.

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