CMMG 60F8619 Upper Group Kit 6mm ARC 20″ Black Nitride Barrel, 7075-T6 Aluminum

CMMG’s ENDEAVOR 100 Upper Group Kit is chambered in Hornady’s 6mm ARC. Designed for superior long-range accuracy, this upper group kit features a 20-inch barrel and includes one 10-round magazines so that you can easily pair with your existing AR15 lower receiver and squeeze out every drop of ballistic performance from this exciting new caliber. Type: Complete Caliber: 6mm ARC Sights: None, Optic Ready Barrel Length: 20″ Barrel Material: 416R Stainless Steel Twist: 1:7.50″ Barrel Description: Medium Taper Barrel Finish: Black Nitride Receiver Finish: Black Anodized Handguards: 15″ CMMG RML M-LOK Barrel Length Range: 20″ to 20.99″