Call of Duty: Modern Warfare 3 (MW3) - Best Attachments

All Best Attachments per each gun weapon and gun type in Call of Duty: Modern Warfare 3 (CoD: MW3), including how to unlock each attachment in the game.

Call of Duty: Modern Warfare 3 (MW3) - List of All Best Attachments

All Recommended Attachments for Call of Duty: Modern Warfare 3 (CoD: MW3)

List of all recommended attachments for the best gun weapons in Call of Duty: Modern Warfare 3 (CoD: MW3), including how to unlock each attachment in the game.

Call of Duty: Modern Warfare 3 (MW3) All Best Loadouts

Recommended Attachments for Gun Weapons

Call of Duty: Modern Warfare 3 (MW3) All Weapon List

Best Attachments for Assault Rifles (ARs)

MCW

Call of Duty: Modern Warfare 3 (MW3) - MCW Icon

Attachment Type Attachment
Barrel
  • Second Line Mammoth Heavy Barrel
Optic
  • MK. 23 Reflector
Magazine
  • 40 Round Mag
Muzzle
  • L4R Flash Hider
  • Shadowstrike Suppressor
Rear Grip
  • RB Talon-X3 Grip

Call of Duty: Modern Warfare 3 (MW3) MCW Weapon Guide

MTZ-556Call of Duty: Modern Warfare 3 (MW3) - MTZ-556 Icon

Attachment Type Attachment
Barrel
  • MTZ Clinch Pro Barrel
  • MTZ Rowan Barrel
Laser
  • FSS Ole-V Laser
  • SL Razorhawk Laser Light
Muzzle
  • Shadowstrike Suppressor
Optic
  • MK. 23 Reflector
  • FSS Ole-V Laser
Stock
  • EXF Close Quarters Assault Stock
Underbarrel
  • Chewk Angled Grip

Call of Duty: Modern Warfare 3 (MW3) MTZ-556 Weapon Guide

SVA-545Call of Duty: Modern Warfare 3 (MW3) - SVA 545 Icon

Attachment Type Attachment
Ammunition
  • 5.45 High Grain
Barrel
  • Incursion XII Long Barrel
  • STV Precision Barrel
Muzzle
  • HMRES Mod Suppressor
  • Shadowstrike Suppressor
Optic
  • MK. 23 Reflector
Rear Grip
  • Citadel Grip
  • Demo-X2 Grip
Stock
  • FT Tac-Elite Stock
  • Mane V6 Stock
  • Markeev R7
Underbarrel
  • Bruen Tactical Vertical Grip
  • Chewk Angled Grip

Call of Duty: Modern Warfare 3 (MW3) SVA 545 Weapon Guide

Best Attachments for Battle Rifles (BRs)

BAS-BCall of Duty: Modern Warfare 3 (MW3) - BAS-B Icon

Attachment Type Attachment
Barrel
  • Crippling Malice Integral Suppressor
  • Wyvern’s Respite Long Barrel
Magazine
  • 30 Round Mag
  • 45 Round Mag
Muzzle
  • VT-7 Soulstealer Suppressor
Optic
  • Corvus Mini Riser Optic
  • Slate Reflector
Rear Grip
  • D37 Grip
  • Tourney Tac Grip
Stock
  • FSS Ravager-45 Stock
  • Bruen LAUR4 Light Precision Stock
Underbarrel
  • XRK Edge BW-4 Handstop

Call of Duty: Modern Warfare 3 (MW3) BAS-B Weapon Guide

MTZ-762Call of Duty: Modern Warfare 3 (MW3) - MTZ-762 Icon

Attachment Type Attachment
Barrel
  • MTZ Clinch Pro Barrel
  • MTZ Rowan Barrel
Magazine
  • 30 Round Mag
Muzzle
  • HMRES Mod Suppressor
  • VT-7 Spiritfire Suppressor
Optic
  • Corvus Mini Riser Optic
  • Slate Reflector
Rear Grip
  • Bruen TR-24 Assault Grip
  • MTZ Dauntless Grip
Stock
  • Bruen Archangel MK2

Call of Duty: Modern Warfare 3 (MW3) MTZ-762 Weapon Guide

Best Attachments for Handguns (Pistols)

Cor 45Call of Duty: Modern Warfare 3 (MW3) - COR-45 Icon

Attachment Type Attachment
Barrel
  • Falcon XRK Light Barrel
Laser
  • Sapphire-12 Laser
Magazine
  • 18 Round Mag
Muzzle
  • Colossus Suppressor
  • Sonic Supressor
Rear Grip
  • Tactical Grip Cover
Trigger Action
  • XRK Lightning Fire
  • XRK V21 Heavy Match

Call of Duty: Modern Warfare 3 (MW3) Cor-45 Weapon Guide

RenettiCall of Duty: Modern Warfare 3 (MW3) - Renetti Icon

Attachment Type Attachment
Aftermarket Parts
  • Jak Ferocity Carbine Kit
Ammunition
  • 9MM High Grain
  • High Grain
Magazine
  • 50 Round Drum
Muzzle
  • Monolithic Suppressor
Optic
  • Slate Reflector
Rear Grip
  • Bruen Onslaught Assault Grip

Call of Duty: Modern Warfare 3 (MW3) Renetti Weapon Guide

Best Attachments for Launchers

Pila

Attachment Type Attachment
Optic
  • VLK 3.0x Optic

Call of Duty: Modern Warfare 3 (MW3) Pila Weapon Guide

Best Attachments for Light Machine Guns (LMGs)

Holger 26Call of Duty: Modern Warfare 3 (MW3) - Holger 26 Icon

Attachment Type Attachment
Barrel
  • Pro-99 Long Barrel
Laser
  • FSS Ole-V Laser
Muzzle
  • HMRES Mod Suppressor
  • Shadowstrike Suppressor
Optic
  • RQ-9 Recon
Rear Grip
  • Morn-20 Grip
Stock
  • Stockless
  • RB Addle Assault Stock
  • RB Crotalus Assault Stock
Underbarrel
  • Chewk Angled Grip
  • Citadel LV Tactical Grip
  • SL Skeletal Vertical

Call of Duty: Modern Warfare 3 (MW3) Holger 26 Weapon Guide

Best Perks for Marksman Rifles (MRs)

MCW 6.8

Attachment Type Attachment
Barrel
  • Orchestra-40 Short Heavy Barrel
  • Second Line Mammoth Heavy Barrel
Magazine
  • 30 Round Mag
Muzzle
  • Monolithic Suppressor
Optic
  • KR V4 1X Riser
  • MK. 23 Reflector
Rear Grip
  • RB Solarflare 35 Grip
  • RB Talong-X3 Grip
Stock
  • MCW Lancer Tactical Stock

Call of Duty: Modern Warfare 3 (MW3) MCW 6.8 Weapon Guide

MTZ InterceptorCall of Duty: Modern Warfare 3 (MW3) - MTZ Interceptor Icon

Attachment Type Attachment
Barrel
  • MTZ Clinch Pro Barrel
  • MTZ Drifter Barrel
Magazine
  • 20 Round Mag
Muzzle
  • Monolithic Suppressor
Optic
  • Slate Reflector
Rear Grip
  • Bruen TR-24 Assault Grip
  • MTZ Aggressor Grip
Stock
  • FTAC Heavy Hunter Stock

Call of Duty: Modern Warfare 3 (MW3) MTZ Interceptor Weapon Guide

Best Attachments for Sniper Rifles (SRs)

KV InhibitorCall of Duty: Modern Warfare 3 (MW3) - KV Inhibitor Icon

Attachment Type Attachment
Ammunition
  • .338 Magnum Spire Point
Barrel
  • Kastovia GXR-12
  • Kastovia Jek-40 Barrel
Laser
  • SL Razorhawk Laser Light
Muzzle
  • Casus Brake
Rear Grip
  • Broadside Factory Grip
Stock
  • Ivanov Wood Stock
Underbarrel
  • FTAC SP-10 Angled Grip

Call of Duty: Modern Warfare 3 (MW3) KV Inhibitor Weapon Guide

LongbowCall of Duty: Modern Warfare 3 (MW3) - Longbow Icon

Attachment Type Attachment
Ammunition
  • .338 Magnum Spire Point
Barrel
  • Kastovia Jek-40 Barrel
  • Pro-99 Long Barrel
Laser
  • SL Razorhawk Laser Light
Muzzle
  • Casus Brake
  • HMRES Mod Suppressor
Optic
  • RQ-9 Recon
Rear Grip
  • Broadside Factory Grip
Stock
  • Ivanov Wood Stock
  • Stockless
Underbarrel
  • Citadel LV Tactical Grip
  • FTAC SP-10 Angled Grip

Call of Duty: Modern Warfare 3 (MW3) Longbow Weapon Guide

Best Attachments for Submachine Guns (SMGs)

AMR9Call of Duty: Modern Warfare 3 (MW3) - AMR9 Icon

Attachment Type Attachment
Ammunition
  • 9MM High Grain
Barrel
  • Commando Pro Barrel
  • Tectonic Herald Light Barrel
Laser
  • Sapphire-12 Laser
Muzzle
  • Monolithic Suppressor
Optic
  • MK. 23 Reflector
Rear Grip
  • Phantom Grip
Stock
  • Demo D50 Buffer Tube
Underbarrel
  • Chewk Angled Grip

Call of Duty: Modern Warfare 3 (MW3) AMR9 Weapon Guide

Rival-9Call of Duty: Modern Warfare 3 (MW3) - Rival-9 Icon

Attachment Type Attachment
Ammunition
  • 9MM High Grain
Barrel
  • Rival-C Clearshot Barrel
Magazine
  • 50-Round Drum
Muzzle
  • Monolithic Suppressor
  • Shadowstrike Suppressor
Rear Grip
  • Rival Vice Assault Grip
Stock
  • Bruen Flash V4 Stock
  • RB Crotalus Assault Stock
Underbarrel
  • XRK Edge BW-4 Handstop

Call of Duty: Modern Warfare 3 (MW3) Rival-9 Weapon Guide

StrikerCall of Duty: Modern Warfare 3 (MW3) - Striker Icon

Attachment Type Attachment
Barrel
  • Striker Recon Long Barrel
Laser
  • VLK LZR 7MW
Optic
  • MK. 23 Reflector
  • Slate Reflector
Magazine
  • 20 Round Mag
  • 60-Round Drum
Muzzle
  • Monolithic Suppressor
  • Shadowstrike Suppressor
Rear Grip
  • Sakin ZX Grip
Stock
  • RB Crotalus Assault Stock
  • Lachmann Mk2 Light Stock
  • Lachmann Recon Series
Underbarrel
  • Bruen Heavy Support Grip
  • Bruen Tactical Vertical Grip
  • Chewk Angled Grip

Call of Duty: Modern Warfare 3 (MW3) Striker Weapon Guide

Other COD: MW3 (2023) Guides

Call of Duty: MW3 Best Weapons and Loadouts Guides

Best Weapons

▼Call of Duty: MW 3 Best Weapons Guides
Best Weapons Tier List
Best Assault Rifles Best SMGs
Best LMGs Best Shotguns
Best Battle Rifles Best Sniper Rifles
Best Marksman Rifles  Best Handguns

Best Loadouts

▼Call of Duty: MW 3 Best Loadouts Guides
Best Loadouts
Best Attachments Best Perks
Best Field Equipment Upgrades Best Lethal Equipment Upgrades
Best Tactical Equipment Upgrades

Call of Duty: MW3 Campaign Walkthrough

▼Call of Duty: MW 3 Story Walkthrough
Story Campaign Walkthrough
Operation 627 Precious Cargo
Reactor Payload
Deep Cover Passenger
Crash Site Flashpoint
Oligarch Highrise
Frozen Tundra Gora Dam
Danger Close Trojan Horse

Call of Duty: MW3  Zombies (MWZ) Guides

MWZ Story Missions

▼Call of Duty: MW3 Zombies Story Missions
Act 1 Missions List and Rewards Act 2 Missions List and Rewards
Act 3 Missions List and Rewards

MWZ Guides

▼Call of Duty: MW3 Zombies Mode Guides
Zombies (MWZ) Guide All Zombies (MWZ) Mission Rewards
All Unlocked Features in Zombies (MWZ) All Wonder Weapons List

Call of Duty: MW3 Game Guides

Useful Guides

▼Call of Duty: MW3 Useful Guides
Trophies and Achievements List Permanent Events and Missable Features
Best Weapons Tier List Best Loadouts
Best Field Equipment Upgrades How to Unlock All Weapons
How to Unlock All Lethal Equipment How to Unlock All Tactical Equipment
How to Level Up Fast How to Earn Weapon XP Fast
Best Graphics Settings Best Gameplay Settings
How to Increase FPS Tips for Aiming
Gunsmith Guide Advanced Techniques Guide
How to Change Language All Operator Skins List
All Campaign Mission Rewards All Zombies (MWZ) Mission Rewards
All Unlocked Features in Multiplayer All Unlocked Features in Zombies (MWZ)
How to Beat Veteran Difficulty Easily Carry-Over Features from MW2
Double XP Event Schedules How to Get Double XP Tokens
Do Double XP Effects Stack? How to Unlock All Mastery Camos
Special Events Schedules and Rewards How to Turn Off Voice Chat
How to Adjust Aim Sensitivity How to Disarm the Bomb in Trojan Horse

Beginner Guides

▼Call of Duty: MW3 Beginner Guides
Beginner's Guide: Things to Do First Tips for Beginners
Game Modes (Playlists) Guide How to Play Online
How to Add Friends How to Form a Party
Best Weapons for Beginners

Gameplay Guides

▼Call of Duty: MW3 Gameplay Guides
Tips for Aiming Time-to-Kill (TTK) Guide
How to Slide Cancel How to Revive Teammates
How to Quickscope How to Do Finishing Moves
Gunsmith Guide How to Lean

Call of Duty: MW3 Basic Information

▼Call of Duty: MW3 Basic Information
Pre-Order Bonuses and Game Editions PC System Requirements
Regular Edition vs. Vault Edition Game Difficulty
How to Claim Pre-Order Bonuses Best Graphics Settings
Early Access Guide New Weapons
How Long to Beat (Story Campaign) Do You Need Internet Connection to Play?
Does the Game Have Cross-Play?

Call of Duty: MW3 Game Database

Weapons

▼Call of Duty: MW3 Weapons Database
All Weapons (Guns)
Assault Rifles SMGs
LMGs Shotguns
Battle Rifles Sniper Rifles
Marksman Rifles Handguns
Launchers Melee Weapons
Conversion Kits

Perks and Equipment

▼Call of Duty: MW3 Equipment Database
Perks Attachments
Tactical Equipment Lethal Equipment
Field Equipment Killstreaks

Other

▼Call of Duty: MW3 Other Database
Operator Skins Calling Cards
Mastery Camos Maps

Call of Duty: MW3 Game Forum

▼Call of Duty: MW3 Forum
Chat Board Question Board
Bug Report Board

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