The Diamondback Firearms DB15 Carbon Series is a California-compliant semi-automatic rifle chambered in 5.56 NATO and compatible with .223 Remington ammunition. It features a 16-inch threaded barrel, a 15-inch M-LOK handguard, a forged mil-spec receiver set, and a Magpul MOE carbine stock. The flat-top receiver provides a practical foundation for adding an optic, while the M-LOK handguard supports accessory installation. This configuration includes a 10-round magazine and a magazine-locking system for California compliance.

Key features

• 16-inch threaded barrel supports standard muzzle accessories and includes an A2-style birdcage flash hider
• 15-inch M-LOK handguard provides flexible accessory mounting with extended hand coverage
• 5.56 NATO chambering also accepts .223 Remington ammunition
• Magpul MOE carbine stock offers adjustable length of pull for individual fit
• Forged mil-spec receiver set provides a proven AR-pattern foundation
• California-compliant configuration includes a 10-round magazine and magazine-locking system

The DB15 Carbon Series combines practical AR-pattern features with a California-compliant configuration for range use and recreational shooting.