LBE Unlimited Cold Hammer Forged 7.5″ 5.56 Pistol AR-15 Barrel


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LBE Unlimited Cold Hammer Forged 7.5″ 5.56 Pistol AR-15 Barrel

The LBE Unlimited Cold Hammer Forged Barrel is a reliable and high-performance option that is ideal for those who want to upgrade or build their AR-15 pistol. This barrel comes with a length of 7.5 inches and a twist rate of 1:7, which is designed to offer excellent accuracy for target shooting and competition use. The barrel is chambered in 5.56 NATO, which is a versatile and widely used cartridge that is suitable for a range of applications.

One of the standout features of this barrel is its cold hammer forging process. This process helps to ensure that the barrel is strong, durable, and long-lasting, while also reducing the likelihood of accuracy-degrading imperfections. The cold hammer forging process involves pounding a heated barrel blank around a mandrel, which smooths the metal and reduces any potential for defects. This process produces a barrel that is incredibly strong and resistant to wear and tear, making it an excellent investment for anyone who wants to use their AR-15 pistol for an extended period of time.

Another feature that contributes to this barrel’s reliable performance is its pistol-length gas system. This gas system is designed to provide reliable cycling and excellent accuracy, even in harsh environmental conditions. The pistol-length gas system is also more compact than a traditional carbine-length gas system, which makes it ideal for use with a shorter barrel like this one.

Finally, the melonite finish on this barrel adds an extra layer of protection against corrosion and wear. The melonite finish is a heat treatment process that diffuses nitrogen and carbon into the barrel’s surface, creating a hard, corrosion-resistant layer. This finish ensures that the barrel will withstand heavy use and harsh environments without showing signs of wear and tear.

This barrel is also compatible with 5.56 NATO and .223 REM ammunition, making it a great choice for any AR-15 owner. The black finish provides a sleek and professional look for your AR-15, and the pistol-length gas system ensures reliable operation.

Overall, the LBE Unlimited Cold Hammer Forged Barrel is an excellent choice for anyone who wants to improve the weight and ergonomics of their AR-15 pistol. With its cold hammer forging process, pistol-length gas system, and melonite finish, this barrel is a durable and reliable investment that is sure to provide years of high-performance shooting.


  • Cold Hammer Forged
  • Melonite Finish
  • 1:7 Twist
  • 7.5″ Length
  • Pistol Length Gas System


  • Brand: LBE Unlimited
  • Model: Cold Hammer Forged 7.5″ 5.56 Pistol AR-15 Barrel
  • MPN: BAR075P
  • Barrel Length: 7.5″
  • Thread Pitch: 1/2×28
  • Caliber: 5.56
  • Color: Black
  • Material: Steel
  • Finish: Melonite
  • Type: Barrel
  • Subcategory: Rifle Barrels
  • Twist: 1:7
  • Gas Port Size: .750
  • Gas System Length: Mid-Length


Caliber5.56 NATO/.223 Remington
Barrel Length7.5 inches
Barrel Twist Rate1:7 inches
Muzzle Threads1/2/2028
Barrel FinishMelonite
Gas Block Size.750″ Gas Block
Barrel Gas SystemMidlength
Gas Block Journal Length1.1 inches
Barrel ExtensionM4

Have Questions About this Product?

The AT3 Tactical store has a 90 day no-hassle return policy for products in good condition. You can view the full details of our return policy here.

If you encounter an issue or defect with a product after 90 days of your purchase, you can refer to the manufacturer for a warranty claim. Their policies are below.

LBE Unlimited Warranty

  • For warranty information about LBE Unlimited products, you can email them directly at