★ 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 Blackout High Grain Rounds is a gun attachment found under the Ammunitions attachment category of Modern Warfare 3 (MW3). Check out our guide to learn how to unlock the Blackout High Grain Rounds and find out all compatible guns for this attachment!
List of Contents
The Blackout High Grain Rounds 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 Blackout High Grain Rounds attachment, early.
Once you unlock this feature, modify your chosen gun at the Gunsmith and select the Blackout High Grain Rounds from the Ammunition attachment slot of your weapon. This should activate its Armory Unlock contract, allowing you to complete Daily and Bonus Challenges to get it earlier.
| Attention! |
This section is under construction! Check back soon as we update this page MW3 guns that can use this attachment. |
| 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 Ammunition |
|---|
| This list is under construction! |
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