Diamondback DB15 Sports South Exclusive 5.56mm NATO 16in Black Anodize/OD Green Semi Automatic Modern Sporting Rifle - 30+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 1:8in Twist A2 Flash Hider (1/2 x 28) BCG: Shot-Peened, Magnetic Particle Inspected Mil-Spec 8620 Carrier Gas System: Carbine Length 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, 30 Round, ODG Translucent Trigger: Standard Mil-Spec Length (Collapsed / Extended): 32.5in / 35.75in