This is a Barrett Rifle: Semi-Auto known as the 82A1 chambered in 50BMG, model # 13316, UPC 816715010025
Model Series: 82A1
Gun Type: Rifle: Semi-Auto
Caliber: 50BMG
Action: Semi-Automatic
Capacity: 10+1
Finish: Black
Stock: Integral with Lower Receiver
Sights: FT: Flip-Up RR: Adjustable Flip-Up
Barrel Length: 29
Overall Length: 57
Features: Modular Rear Hand Grip/ Carrying Handle