Diamondback DB Barrel 7.62×39 10″ Carbine Black Nitride

The Diamondback DB Barrel is a 10-inch carbine-length barrel chambered in 7.62×39, manufactured from 4150 Chrome Moly Vanadium steel and finished in black nitride. It uses a carbine-length gas system and a medium contour to balance weight and rigidity for compact rifle builds. The barrel features a 1:9.5 rate of twist, a button-rifled five-groove bore, and a 5/8×24 muzzle thread. This configuration is intended for builders and shooters seeking a compact, robust barrel for carbine-style 7.62×39 AR-format projects.

Key Specifications

• The barrel is chambered for 7.62×39.
• The overall length is 10″ and configured in a carbine-length gas system.
• The contour/profile is Medium for a balance of weight and stiffness.
• The material is 4150 Chrome Moly Vanadium steel.
• The exterior coating/finish is Black Nitride.
• The rate of twist is 1:9.5.
• The muzzle thread pitch is 5/8 x 24.
• The rifling is button rifled with a 5-groove bore.
• The model designation is DB Barrel.
• The listed weight is 1.16 (unit not specified by source).

Engineered for compact AR-format builds, this Diamondback 10″ carbine-length barrel pairs durable 4150 CMV construction with a hard-wearing black nitride finish for corrosion resistance and easy maintenance. Its medium profile and carbine gas system offer a practical balance of handling and reliable function in tight configurations, while the 1:9.5 twist and button-rifled bore support consistent performance with appropriate 7.62×39 loads. For builders seeking a straightforward, well-specified barrel for compact carbine projects, the DB Barrel provides a solid foundation.