The Diamondback DB Barrel (brand part no. DB6.5CR20M416SS8F-R) is a 20-inch, 6.5 Creedmoor barrel made from 416R stainless steel with a fluted profile and a rifle-length gas system. Diamondback Firearms cuts the flutes to shave weight off the barrel while retaining rigidity, giving precision-minded shooters a lighter-handling option without giving up stiffness. It’s a direct way to replace a worn barrel or finish out a 6.5 Creedmoor AR-platform build.

Key Specifications

• Chambered in 6.5 Creedmoor.
• Measures 20 inches in length.
• 1:8 twist rate.
• Machined from 416R stainless steel.
• Fluted profile reduces weight while retaining rigidity.
• Runs a rifle-length gas system.

Frequently Asked Questions

What caliber is this barrel chambered in? 6.5 Creedmoor.

What is the twist rate? 1:8.

What gas system length does it use? Rifle-length.

Buy the Diamondback DB Barrel

Replace a worn barrel or finish your 6.5 Creedmoor build with a fluted stainless upgrade. Order it from our AR barrels selection at our Lubbock, Texas gun shop for fast, direct shipping.