★ Free Flawless Crystal and Legendary Tool
☆ S3 Reloaded New Gun: BAL-27 Best Loadout
★ S3 Reloaded New Dark Aether Easter Egg Keys
☆ Zombies Map | Dark Aether Interactive Map
★ Rarity vs Pack-a-Punch Damage Chart
☆ Camo Tracker | New One Trick Camo
The FSS Sharkfin 90 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 FSS Sharkfin 90 and find out all compatible guns for this attachment!
List of Contents
The FSS Sharkfin 90 attachment can be unlocked by leveling up the following guns in MW3 multiplayer, Zombies, or Warzone:
 Attention! |
This section is under construction! Check back soon as we update this page with MW3 unlock info for this attachment. |
Alternatively, players who have reached Account Level 25 can opt to complete Armory Unlock challenges to get the FSS Sharkfin 90 attachment, early.
Once you unlock this feature, modify your chosen gun at the Gunsmith and select the FSS Sharkfin 90 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.
| 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 MW3 Underbarrels |
|---|
| This list is under construction! |
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