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5.56 NATO - First Breach 55 Grain Full Metal Jacket - 1000 Rounds

5.56 NATO – First Breach 55 Grain Full Metal Jacket – 1000 Rounds

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Manufacturer – First Breach

Bullet – 55 Grain Full Metal Jacket

Case – Brass

Use – Range / Target

Quantity – 1,000 Rounds Per Case

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Description

First Breach 5.56 NATO is high quality military grade USA manufactured ammunition.   This 5.56 NATO is heat annealed with sealed primers in accordance with military specifications.   First Breach 5.56 NATO is packaged in cases of 1000 Rounds.

The full metal jacket projectile features a lead core and outer copper jacket.

This ammunition is ideal for target and defense.

This ammunition is factory new, brass cased, reloadable and is non-corrosive.

Additional information

Bullet Type

Bullet Weight

Caliber

Case

Muzzle Energy (ft lbs)

Muzzle Velocity (fps)

Number of Rounds

1000
Primer

Use

Manufacturer

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Customer Reviews

5.56 NATO - First Breach 55 Grain Full Metal Jacket - 1000 Rounds
Bruce Robbins
Rating: 5/5
Took 1,000 rounds to the range with my buddies. Shot this ammo in 5 different AR platforms: Flawless. Love the price, I'm buying more.
Wed Jan 07 2026 22:32:37 GMT+0000 (Coordinated Universal Time)
5.56 NATO - First Breach 55 Grain Full Metal Jacket - 1000 Rounds
JASON
Rating: 5/5
We ordered this ammo for a customer and he was completely, satisfied and asked us to order another case. We will continue to use this product.
Wed Dec 31 2025 16:26:11 GMT+0000 (Coordinated Universal Time)
5.56 NATO - First Breach 55 Grain Full Metal Jacket - 1000 Rounds
Rome
Rating: 5/5
Customer service is amazing. Velocity ammo ships fast. About First Breach it’ comes as a loose pack.
Fri Dec 26 2025 18:10:17 GMT+0000 (Coordinated Universal Time)

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