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Best FR 5.56 loadout and class build for Warzone and MW3

Make this AR a standout among its peers in MW3.

Image credit: Activision

The FR 5.56 is a new assault rifle added to Warzone and Modern Warfare 3.

This AR is quite good in long-range, particularly with its pinpoint accuracy. Though it does lack a bit compared to others in its class, yet, with a few attachments and perks, it can be a standout among them.

In this guide, we’ll take a look at how to unlock the FR 5.56 in Warzone and Modern Warfare 3, the best loadout and attachments for this AR, along with the best class build, including the perks, gears and equipment that complement it.

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Warzone and MW3 FR 5.56 Best Loadout and Attachments

We’re focusing on the recoil control and damage of the FR 5.56 as it lacks in these compared to some of the others in the Assault Rifle class. Improving these will help make it a viable choice in multiplayer matches.

Here are the best attachments we’ve picked out for the FR 5.56 in Modern Warfare 3:

  • Ammunition: 5.56 Armor Piercing
  • Muzzle: T51R Billeted Brake
  • Optic: Slimline Pro or any dot sight optic
  • Rear Grip: RMT Grip
  • Underbarrel: VX Pineapple
The attachments on the FR 5.56 on the Gunsmith screen. | Image credit: Activision

The 5.56 Armor Piercing Rounds were an obvious choice for us as they do some serious damage to enemies and also vehicle damage.

The T51 Billeted Brake muzzle gives a noticeable increase to the recoil control, particularly the vertical recoil. It also adds to the firing aim stability and gun-kick control of the FR 5.56.

The T51R Billeted greatly improves the vertical recoil of the FR 5.56. | Image credit: Activision

With this AR, you’ll need to be swift in aiming and movement, which is why we picked the RMT Grip. This increases the sprint-to-fire speed significantly along with the ADS speed. Recoil control is a bit affected, but the T51 Billeted Brake takes care of that.

With the underbarrel, we went with the VX Pineapple as it is pretty effective in a few different areas, including the aim walking steadiness, hipfire and tac stance spread, gun kick control and recoil control. It’s a great attachment that was very useful in MW2 and continues to do so in MW3.

The optic we opted to go for was the Slimline Pro, as ARs tend to be much easier to use with dot sights. But truthfully, any dot sight can be used for this, like Slate Reflector and Cronen Mini Pro.

What you’ll have is a beast of an AR with high recoil control that will let you three-shot enemies easily.

Warzone and MW3 FR 5.56 Best class build, vest, perks, gear, and equipment

To support the FR 5.56, we’ve created a build that has perks and equipment suitable for this assault rifle.

Here’s an overview of our suggested class build for the FR 5.56 in Modern Warfare 3:

  • Vest: Infantry Vest
  • Perk 1 – Gloves: Quick-Grip Gloves
  • Perk 2 – Boots: Lightweight Boots
  • Perk 3 – Gear: Threat Identification System
  • Secondary Weapon: COR-45 or Renetti Jak Ferocity
  • Field Upgrade: Dead Silence or Portable Radar
  • Tactical: Stun Grenade
  • Lethal: Frag Grenade

We start off with the Infantry Vest, which increases the tactical sprint duration and reduces the refresh time. This is essential for moving around maps swiftly without any wasted movement.

The recommended class build for the FR 5.56. | Image credit: Activision

To complement the Vest, the Lightweight Boots and Quick Grip Gloves are perfectly compatible. The Lightweight Boots improve the movement speed, while the Quick Grip Gloves ensure you swap between your primary and secondary quickly.

Talking about the secondary, it is undeniable you go with the best of the handgun class, and we think the COR-45 and Renetti Jak Ferocity are right up there. Both of these are great choices for this slot.

The Threat Identification System will automatically ping enemy locations when in ADS mode, so this would be an appropriate attachment to use with the FR 5.56.

The Field Upgrade mainly depends on player preference and multiplayer mode, so you can tweak it if you like. We opted for the Dead Silence as it makes your footsteps silent for a bit, surprising nearby enemies with a bullpup blast.

The Stun and Frag Grenade combo are a classic and reliable Tactical and Lethal choice you can always depend on, and they very rarely fail. In modes like Ground War or Invasion, however, you can tweak them if you want, but otherwise, these are solid.

How to unlock the FR 5.56 in Modern Warfare 3

Like most of the new weapons in Modern Warfare 3,the FR 5.56 can be unlocked via the Armory in the game. The Armory itself is unlocked at level 25. It won’t take a long time to reach that level, provided you play a handful of multiplayer matches or deploy into the Zombies mode for some time.

The unlock requirement for the FR 5.56. | Image credit: Activision

After unlocking the Armory, you’ll have to complete a set of daily challenges to unlock the FR 5.56, and then you can equip it into your custom loadouts.

If you’re on the lookout for more MW3, we have quite a few, including the MCW, MTZ Interceptor and the Longbow. Also, check our best guns guide to get ahead of the competition.

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Call of Duty: Modern Warfare 3 (2023)

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Samam Hasan

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