Diamondback DB15 Sportsman's Exclusive 5.56mm NATO 16in Black Anodize/OD Green Semi Automatic Modern Sporting Rifle - 10+1 Rounds - The Diamondback DB15 Extended Line is designed for shooters who know what they want. Designed for enhanced shooting performance and distinct design elements, each rifle embodies the premium craftsmanship and rugged reliability for which the DB15 platform is known. Whether you're looking for a bold aesthetic, improved ergonomics, or mission-ready versatility, Diamondback offers a model to match your shooting needs. Built in the USA and backed by Diamondback's reputation for quality, the DB15 is your go-to when standard just won't cut it. Made in the USA ; A2 Flash Hider (1/2 x 28) ; 1:8in Twist ; Gas System : Carbine Length; BCG : Shot-Peened, Magnetic Particle Inspected Mil-Spec 8620 Carrier; Upper : A3 Flattop Forged 7075 T-6 Aluminum; Lower : Forged 7075 T-6 Aluminum (Diamondback Carbon Lower); Handguard : 15 in M-LOK Rail; Grip : Magpul MOE Grip, OD Green; Stock | Brace : Magpul MOE Carbine Stock, OD Green; Magazine : Magpul Gen M3 TMAG, 10 Round; Trigger : Standard Mil-Spec; Length (Collapsed/Extended): 32.5 in / 35.75 in;