7.5″ 300 AAC Blackout 1:8 Twist Contour 4150 Barrel

Description

This 7.5″ 300 AAC Blackout barrel is engineered for compact upper receiver builds, utilizing 4150 Chromoly Steel to provide the necessary durability and heat resistance for sustained fire. The 1:8 Twist rate is specifically designed to stabilize the heavier bullets typical of .300 AAC Blackout ammunition, ensuring reliable performance in short-barrel configurations. The Black Nitride Coating offers a protective layer against corrosion and wear while maintaining a low-profile aesthetic.

Designed for Pistol Length Gas System applications, this barrel features a .750 Diameter gas block interface, which is compatible with standard pistol-length gas tubes. The muzzle end is finished with 5/8 by 24 Thread, allowing for the attachment of compatible muzzle devices such as compensators or flash hiders. The solid contour profile helps manage weight without sacrificing structural integrity.

Key specifications include:

• Caliber: 300 AAC Blackout
• Length: 7.5″
• Twist Rate: 1:8
• Material: 4150 Chromoly Steel
• Finish: Black Nitride Coating
• Gas System: Pistol Length
• Gas Block Diameter: .750
• Muzzle Thread: 5/8 by 24