Diamondback DB Barrel 300 AAC Blackout 10″ Pistol-Length

Description

This Diamondback DB Barrel is chambered for 300 AAC Blackout and configured as a 10-inch pistol-length barrel. Built from 4150 Chrome Moly Vanadium steel with a black nitride finish, it features a heavy contour and a 1:8 rate of twist. The barrel is button-rifled with a 6-groove bore, includes M4 feed ramps, and is finished with an 11° target crown.

Key Specifications

• Chambering is 300 AAC Blackout.
• The barrel length is 10 inches in a pistol-length configuration.
• The gas system is a pistol-length gas system.
• The contour is a heavy profile for increased rigidity.
• The barrel material is 4150 Chrome Moly Vanadium steel.
• The finish/coating is black nitride.
• The twist rate is 1:8.
• The muzzle threads are 5/8 x 24.
• The rifling is button rifled, 6-groove bore.
• The muzzle features an 11° target crown and includes M4 feed ramps.

This barrel provides a robust, short-barrel option for compact rifle builds where a heavy-profile 10″ barrel and proven materials are desired. Its combination of 4150 CMV construction, black nitride finish, and a 1:8 twist makes it suitable for builders seeking a durable foundation for 300 AAC Blackout applications in compact platforms.

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