Diamondback DB15 Obsidian 6mm ARC 18in Black Hardcoat Anodize Semi Automatic Modern Sporting Rifle - 26+1 Rounds - Meet the Obsidian Series - Fully Upgraded. Mission Ready. Engineered for shooters who demand more straight from the box, the Obsidian Series Rifles come fully loaded with Premium Features that deliver an edge in any scenario. With an Enhanced Bolt catch, Ambidextrous Safety Selector and Mag Release, this Rifle is built for fast, instinctive control - no matter your shooting style. The free-floating, Anti-Rotation M-LOK S-Rail features a Full-Length Picatinny top rail and integrated QD sling mounts, giving you rock-solid stability and seamless attachment options for your optics and gear. Whether you're in the field, on the Range, or preparing for duty, the Obsidian Series offers the reliability, versatility, and performance you need - right out of the box. No upgrades needed. It's already built in. Specialty Forged Lower with Ambi Mag Release and Safety Selector : The Obsidian Series lower is machined from forged 7075-T6 Aluminum with a Battle Arms Development Ambidextrous Magazine Release and Safety Selector, allowing both right and left handed operation and added versatility. Battle Arms Enhanced Bolt Catch: The Battle Arms enhanced bolt catch provides a better purchase on both the lock and release portion of the catch. This makes both locking the bolt to the rear and releasing the bolt easier.; Anti Rotation Free Float M Lok Rail: The Obsidian handguard features an anti-rotation mechanism that prevents any amount of movement in the rail, providing dependability in critical situations.; Integrated QD Mounts : QD mounts are integrated into the Obsidian's free float MLOK handguard, allowing a variety of sling options.; DB Obsidian Muzzle Brake : The Obsidian series muzzle brake is designed to redirect propellant gasses laterally to significantly reduce felt recoil and muzzle rise.; Breek Warhammer Ambi Charging Handle: The Breek Arms W