The Diamondback Firearms DB15 is a versatile AR-pattern semi-automatic rifle chambered for both .223 Remington and 5.56 NATO. It features a 16-inch threaded barrel, a lightweight 15-inch M-LOK handguard, an adjustable six-position synthetic stock, and a Picatinny top rail for mounting an optic. The rifle includes one 30-round magazine and provides a practical foundation for range use, training, and general-purpose shooting.

Key features

• Chambered for both .223 Remington and 5.56 NATO ammunition
• 16-inch threaded barrel supports compatible muzzle devices
• 15-inch M-LOK handguard provides flexible accessory mounting
• Six-position adjustable synthetic stock accommodates different users and shooting positions
• Picatinny receiver rail is ready for an aftermarket optic
• Includes one 30-round magazine

The DB15 combines familiar AR ergonomics with adaptable M-LOK accessory mounting and dependable semi-automatic operation.