This is a Ruger Pistol: Semi-Auto known as the Security chambered in 9MM, model # 3811, UPC 736676038114
Model Series: Security
Gun Type: Pistol: Semi-Auto
Caliber: 9MM
Action: Single Action
Capacity: 10+1
Finish: Blue
Stock: High-Performance Glass Filled Nylon
Sights: FT: Fixed RR: Drift Adjustable
Barrel Length: 4
Overall Length: 7. 2
Features: Front Cocking Serrations/ Textured Grip Frame
