Call of Duty Modern Warfare 3 (MW3)

How to Unlock Bruen Heavy Support Grip Attachment

The Bruen Heavy Support Grip is a gun attachment found under the Underbarrels attachment category of Modern Warfare 3 (MW3). Check out our guide to learn how to unlock the Bruen Heavy Support Grip and find out all compatible guns for this attachment!

How to Unlock Bruen Heavy Support Grip

Level Up Guns in MW3 Multiplayer Modes

The Bruen Heavy Support Grip attachment can be unlocked by leveling up the following guns in MW3 multiplayer, Zombies, or Warzone:

Weapon Required Level
Modern Warfare 3 -StrikerStriker Raise the Striker to Level 8

Complete the Attachment's Armory Unlock Challenge

Alternatively, players who have reached Account Level 25 can opt to complete Armory Unlock challenges to get the Bruen Heavy Support Grip attachment, early.

Once you unlock this feature, modify your chosen gun at the Gunsmith and select the Bruen Heavy Support Grip from the Underbarrel attachment slot of your weapon. This should activate its Armory Unlock contract, allowing you to complete Daily and Bonus Challenges to get it earlier.

Armory Unlock Challenges

Bruen Heavy Support Grip Compatible Guns

Guns That Can Use the Attachment
Modern Warfare 3 -M4M4 Modern Warfare 3 -STB 556STB 556 Modern Warfare 3 -MX GuardianMX Guardian
Modern Warfare 3 -FTAC ReconFTAC Recon Modern Warfare 3 -SAKIN MG38SAKIN MG38 Modern Warfare 3 -HCR 56HCR 56
Modern Warfare 3 -556 Icarus556 Icarus Modern Warfare 3 -RPKRPK Modern Warfare 3 -RAPP HRAPP H
Modern Warfare 3 -Signal 50Signal 50 Modern Warfare 3 -MCWMCW Modern Warfare 3 -MTZ-556MTZ-556
Modern Warfare 3 -SVA 545SVA 545 Modern Warfare 3 -Rival-9Rival-9 Modern Warfare 3 -StrikerStriker
Modern Warfare 3 -AMR9AMR9 Modern Warfare 3 -Bas-BBas-B Modern Warfare 3 -MTZ-762MTZ-762
Modern Warfare 3 -KV InhibitorKV Inhibitor Modern Warfare 3 -LongbowLongbow Modern Warfare 3 -Holger 26Holger 26
Modern Warfare 3 -Holger 26Holger 26 Modern Warfare 3 -Pulemyot 762Pulemyot 762 Modern Warfare 3 -Lockwood 680Lockwood 680
Modern Warfare 3 -RiveterRiveter Modern Warfare 3 -RiveterRiveter Modern Warfare 3 -MCW 6.8MCW 6.8
Modern Warfare 3 -MTZ InterceptorMTZ Interceptor Modern Warfare 3 -FR 5.56FR 5.56 Modern Warfare 3 -Bruen Mk9Bruen Mk9
Modern Warfare 3 -TAQ EradicatorTAQ Eradicator Modern Warfare 3 -Holger 556Holger 556 Modern Warfare 3 -KVD EnforcerKVD Enforcer
Modern Warfare 3 -WSP SwarmWSP Swarm Modern Warfare 3 -DG-56DG-56 Modern Warfare 3 -SidewinderSidewinder
Modern Warfare 3 -WSP-9WSP-9 Modern Warfare 3 -HaymakerHaymaker Modern Warfare 3 -DG-58 LSWDG-58 LSW
Modern Warfare 3 -DM56DM56 Modern Warfare 3 -TYRTYR Modern Warfare 3 -RAM-7RAM-7
Modern Warfare 3 -HRM-9HRM-9 Modern Warfare 3 -BP50BP50 Modern Warfare 3 -RAM-9RAM-9
SOA Subverter Modern Warfare 3 -MORSMORS Modern Warfare 3 -FJX HorusFJX Horus
BAL-27 Modern Warfare 3 -Static-HVStatic-HV Modern Warfare 3 -DTIR 30-06DTIR 30-06

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

Best Underbarrels to Equip in MW3

Best MW3 Underbarrels
This list is under construction!

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