300 BLK 16" Surefire Socom Upper Receiver

Complete 16" Anonymous Arms 300 BLK Forged Upper Receiver with a Mid-Length gas system and a 300 BLK Barrel with a 1/8 Twist. Surefire Railed Mid Length Handguard. All Mil-spec, US Made parts including a low friction nitrade Bolt Carrier Group. Charging handle included.