This is a Ruger Rifle: Semi-Auto known as the AR-556 chambered in 5.56 NATO|223, model # 8537, UPC 736676085378
Model Series: AR-556
Gun Type: Rifle: Semi-Auto
Caliber: 5.56 NATO|223
Action: Semi-Automatic
Capacity: 10+1
Finish: Black
Stock: Black Synthetic/ Collapsible
Sights: No Sights
Barrel Length: 16.10 1-8RH TWIST
Overall Length: 32.25 - 35.50
Features: Improved Trigger-Reach Grip/ Forward Assist