The best version of Kastov LSW in MW3

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Call of Duty: Modern Warfare 3 added two new weapons in season 6, an LMG and a Battle Rifle. The former weapon, the Kastov LSW, is probably the most powerful LMG in the game for aggressive playstyles. It has the best tactical position accuracy of all LMGs, making this weapon a CQC monster with the right attachments.



Thanks to some unique attachment options, you can turn the Kastov LSW into the ultimate running and weapon for Multiplayer and Warzone. Let's go over how to unlock this weapon and showcase some of the best LSW attachment combinations, enhancing the accuracy and mobility of this tactical weapon.

Updated on September 24, 2024 by Charles Burgar: Kastov LSW's notable underbarrel grip, the Bracefire-HC Grip, got a massive nerf in Season 6. You can no longer use Tac Stance with this underbarrel equipped, which fundamentally changes the way you build Kastov LSWs. We've updated this guide with a more accurate version that compensates for recent changes.


How to unlock Kastov LSW

Modern Warfare 3 Kastov LSW Battle Pass Preview


Kastov LSW can be unlocked via Battle pass season 6. You will find this weapon in Sector 09, which will take approx 20 Battle Pass Tokens to arrive from the starting point. Battle Pass tokens are unlocked by earning XP in MW3, which can be from any main playlist (MP, Warzone, and MWZ).

The best Kastov LSW version

Kastov LSW Build
Attachment Pros and cons
Bombast T54 Short Barrel (Barrel)
  • +Hipfire and Tac Stance Spread
  • + Speed ​​down targets
  • + Movement speed
  • + Sprint at the speed of fire
  • -Recoil control
  • -Pistol shot control
Neighborhood Suppressor (bot)
  • Undetectable by radar
  • +Weapon shot control
  • + Recoil control
  • – Point down the speed of the targets
  • – Sprint at the speed of fire
Bracefire-HC Grip (Under Pipe)
  • + Movement speed
  • +Hipfire and Tac Stance Spread
  • + ADS speed
Weave-L7 Grip (back grip)
  • +Weapon shot control
  • + Recoil control
Stock Broadside (Stock)
  • + Speed ​​down targets
  • + Sprint at the speed of fire
  • + Aiming for Idle Sway
  • + Movement speed
  • -Pistol shot control
  • -Recoil control


The unique attachment under the Kastov LSW pipe, the Bracefire-HC Grip, allows you to build for absurd movement speeds at the cost of ADS accuracy. You cannot build for Tac Stance with this attachmentso you'll need to do some serious spec in close range gunfights. We do this through Bombast T54 Short barrel and Stock Broadsidegreatly increasing weapon handling stats.

Since we can't directly change the accuracy, we use the remaining attachments to reduce the gun's recoil. The Quartermaster Suppressor and Weave-L7 Grip dampen your recoil enough to make close range engagements pretty consistent.

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BENEFITS
Vest Compression plate
Gloves Commando gloves
Boots Stalker Boots
conspiracy Ghost
Equipment
Secondary Preference
fatal Preference


With such a high ADS speed, it's a good idea to use Stalker Boots on this construction. You will fight much faster with these boots equipped. We associate this with Compression carrier Vest to get free Tac Mask and Compression Plate, two S-tier perks for aggressive playstyles. Throw it on Ghost to stay away from enemy radar and Commando gloves to reduce the gun's long sprint-to-fire delay.

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