Diamondback Firearms DB-15 Talo Finish: black hardcoat anodize Caliber: 8.6 Blackout Barrel: 16 in, 1:3 RH, Light, 4150 CrMov, Black Nitride Gas System: carbine-length BCG:Shot-Peened, Magnetic Particle Inspected Mil Spec 8620 Carrier Upper: A3 Flattop Forged 7075 T-6 Aluminum, T-Marked Lower: forged 7075 T-6 Aluminum (db10 carbon lower) Handguard: 15 in M-LOK Rail With Texture Pads, Full Picatinny, Front and Rear QD, & Hand Stop Grip: Magpul moe k grip Stock: Magpul DT carbine stock Magazine: Magpul gen m3 pmag 20 rd Sights: none Muzzle device: thread protector (5/8 x 24) Trigger: standard mil-spec Weight: 8.6 lbs Length (collapsed/extended): 32.75 in / 36 in