What can you do as a free member?

Member benefits illustration

Create your free account today and unlock all our premium features and tools to enhance your gaming experience.

Member benefits illustration

Create your free account today and save articles to your watchlist and get notified when they're updated with new information.

Member benefits illustration

Create your free account today and save your favorite games for quick access later, synced across all your devices.

Member benefits illustration

By creating a Game8 account and logging in, you'll receive instant notifications when someone replies to your posts.

Comment rating feature illustration

By creating a Game8 account and logging in, you can make use of convenient features in the comments section, such as rating and sorting comments.

Premium archive feature illustration

By creating a Game8 account and logging in, you can access Premium articles that are exclusively available to members.

Site Interface

Guest
Free Member
Article Watchlist
Game Bookmarks
Cross-device Sync
Light/Dark Theme Toggle
User Profiles
Direct Feedback
Comment Rating

Game Tools

Guest
Free Member
Interactive Map Access
Interactive Map Pins
Interactive Map Comments
Interactive Map Pins Cross-Device
Check List
Event Choice Checker
Deck Builder Cross-Device
Message Board Notification
Message Board Cross-Device
Build Planner
Stat Calculator
Diagnostic Tool
Weapon/Armor Wishlist

Want more information?Learn more

Call of Duty Modern Warfare 3 (MW3)

How to Unlock JAK Backsaw Kit

Add to Watchlist

★ S6 New Guns: DTIR 30-06 | Kastov LSW
☆ S5 Reloaded Dark Aether Keys and Locations
★ Mr. Peeks | Drum | Locked Diary | Giraffe Toy
☆ Final MWZ Story Mission: Ascension Walkthrough
★ Zombies Map | Dark Aether Interactive Map
☆ Rarity vs Pack-a-Punch Damage Chart

The JAK Backsaw Kit is an Aftermarket Parts Conversion Kit for the Holger 556 in Call of Duty Modern Warfare 3 (MW3). Check out our guide to learn how to unlock the JAK Backsaw Kit, its detailed stats breakdown, and its converted weapon.

MW3 - Notice IconNotice from Game8 The JAK Backsaw Kit is an unreleased conversion kit. It will become available later in Season 2 once more Weekly Challenges are revealed.

List of Contents

How to Unlock JAK Backsaw Kit

Complete Weekly Challenges Later in Season 2

Modern Warfare 3 - Weekly Challenge Reward

Players will be able to get the JAK Backsaw Kit by completing 5 Weekly Challenges during Season 2 of MW3 Multiplayer, Zombies, or Warzone.

At the time of writing, the JAK Backsaw Kit has yet to enter the Weekly Challenges list so players will have to wait for the season to progress before they can unlock this conversion kit.

List of All Weekly Challenges and Rewards

JAK Backsaw Kit Converted Gun

Conversion Kit for the Holger 556

MW3 - JAK Backsaw Kit

The JAK Backsaw Kit is a full conversion kit for the Holger 556. This kit ditches the Holger 556's stock and base barrel, opting instead to give it a bit more mobility similar to an SMG.

Best Holger 556 Loadout and Build

JAK Backsaw Kit Stats

This section is under construction!

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

Comment

Post (0 Comments)

Author

Call of Duty Modern Warfare 3 (MW3) Walkthrough Team
This article was created by Game8's elite team of writers and gamers.
    Leave feedback(Login required)
    Please participate in our site
    improvement survey
    12/2025
    Would you assist in
    improving Game8's site?
    ×
    This survey will take about 1 minute.
    Your answers will help us to improve our website.
    We are listening to our users' valuable opinions and discussing how to act on them.
    The information collected through this survey will be used for the purpose of improving our services. In addition, the information will only be disclosed a part of a statistic in a format that will not allow identification of personal information.
    Begin Survey
    Not Now
    ×
    Please rate each item regarding Game8.co's Advertisements.
    Amount of Ads
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Placement of Ads
    Timing of Ad Display
    Ad Loading Speed
    Safeness of Ads
    Content of Ads
    ×
    Please rate each item regarding Game8.co's Quality of Articles.
    Amount of information
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Frequency of updates
    Speed of new information
    Accuracy of articles
    Understandibility of articles
    Readability of sentences
    ×
    Please rate each item regarding Game8.co's Usability of the Site.
    Ease of finding information
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Loading Speed
    Use of Color
    Font Size
    Visibility of Images
    Easy to Understand Layout
    ×
    Please rate each item regarding Game8.co's Message Boards, Comments.
    Ease of Writing
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Readability
    Ease in Finding Information
    Comment Quality
    Comment Quantity
    Admin Response
    ×
    Please rate each item regarding Game8.co's Site's new design.
    Please rate our site's new design
    Very Dissatisfied
    Somewhat Dissatisfied
    Fine
    Somewhat Satisfied
    Highly Satisfied
    Do you think that the website's design change makes the site easier to use?
    Has the new design made it easier for you to find information on the site?
    Has the new design improved the overall visual appeal of the site?
    How would you rate your overall satisfaction with the new design of the site?
    ×
    How likely are you to recommend Game8 to someone you know?
    Very Unlikely
    0
    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    Very Likely
    If you have other opinions regarding potential improvement to the website, please share them with us. We would appreciate your honest opinion.
    Note: This is a free response section, so you can proceed without entering anything.
    Note: Please be sure not to enter any kind of personal information into your response.
    ×
    Thank You
    ×
    Thank you for participating in our survey! Your answers will help us to improve the quality of our website and services.
    We hope you continue to make use of Game8.
    Close
    For other opinions or comments, go here.

    Rankings

    Popular Articles
    Message Board
    • We could not find the message board you were looking for.

    Gaming News

    Pokémon Legends Z-A Exclusive Café Donuts Hint At Two Legendaries Returning For Mega Dimensions DLC

    Pokémon Legends Z-A Exclusive Café Donuts Hint At Two Leg...

    Popular Games

    Recommended Games

    All rights reserved

    © 2023 Activision Publishing, Inc. ACTIVISION, CALL OF DUTY, MODERN WARFARE, and CALL OF DUTY WARZONE are trademarks of Activision Publishing, Inc. All other trademarks and trade names are the property of their respective owners.

    The copyrights of videos of games used in our content and other intellectual property rights belong to the provider of the game.
    The contents we provide on this site were created personally by members of the Game8 editorial department.
    We refuse the right to reuse or repost content taken without our permission such as data or images to other sites.

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

    Quick Access
    Guide Index

    Current Season Guides and News

    Zombies Guides

    Zombies Season 5 Content

    Zombies Season 4 Content

    Zombies Season 3 Content

    Zombies Season 2 Content

    Zombies Season 1 Content

    Recommended Zombies Guides

    Zombies Guns and Weapon Guides

    Zombies Map Guides

    Zombies Enemy Guides

    Camos

    Campaign

    Campaign Walkthroughs

    Campaign Guides

    Tips and Tricks

    Challenges

    Leveling Guides

    Settings Guides

    FAQs and Other Guides

    Multiplayer Modes

    Achievements

    Guns and Weapons

    Attachments

    Equipment

    Perks

    Operators

    Store Bundles

    Battle Pass

    Calling Cards

    Blueprints

    Emblems

    Charms

    Loading Screens

    Stickers and Large Decals

    Characters

    Seasons

    Bugs and Errors

    News and Updates

    Latest News

    Promotions

    Updates and Patch Notes

    COD Next Oct 2023 News

    Past Events

    Pre-Release News

    Other Call of Duty Wikis