The Diamondback Firearms DB9R is a 9mm pistol caliber carbine built around a familiar modern sporting rifle layout. Its direct-blowback action is paired with a 16-inch Melonite-finished barrel featuring a 1:10 twist rate. A 15-inch M-LOK handguard provides flexible space for accessories, while the adjustable Magpul MOE stock allows the length of pull to be tailored to the shooter. The rifle accepts Glock-pattern 9mm magazines and includes an optic-ready configuration for a user-selected sighting system.

Key features

• 9mm semi-automatic pistol caliber carbine for economical range use and practical handling
• 16-inch Melonite-finished barrel with a 1:10 twist rate
• 15-inch M-LOK handguard supports modular accessory mounting
• Adjustable Magpul MOE stock accommodates different shooters and shooting positions
• Compatible with Glock-pattern 9mm magazines
• Optic-ready receiver supports installation of a compatible red dot or other sighting system

The DB9R combines familiar rifle ergonomics with 9mm operation and a modular M-LOK accessory platform.