Caliber: 308 Winchester 
 Barrel: Diamondback Barrels 308 Winchester, Rifle-Length* 18 in., Medium, 416R Stainless Steel, Black Nitride, Fluted 
 Twist: 1:10 RH 
 Gas System: Rifle-Length* 
 BCG: Shot-Peened, Magnetic Particle Inspected Mil-Spec 8620 Carrier, Lasered Logo 
 Upper: A3 Flattop Forged 7075 T-6 Aluminum 
 Lower: Forged 7075 T-6 Aluminum [Diamondback Diamond Lower] w/ Enhanced Skeletonized Trigger Guard 
 Handguard: Diamondback 15 in. M-LOK Anti-Rotation (S-Rail) 
 Grip: MOE K2+ Grip 
 Stock/Brace: Magpul ACS-L Stock 
 Magazine: Gen M3 PMAG 20 Rd 
 Sights: None 
 Muzzle Device: Diamondback CNC Muzzle Brake [5/8 x 24] 
 Trigger: 2.5 lb Single Stage Drop-In 
 Weight: 8.96 lb. 
 Length (Collapsed): 37-1/4 in. 
 Length (Extended): 40-3/4 in.
 **NOTICE** 
 Firearms produced BEFORE July 1, 2021 will use a mid-length gas system and barrel. 
 Firearms produced AFTER July 1, 2021 will use a rifle length gas system and barrel.