This is a Ruger Revolver: Single Action known as the Super Blackhawk chambered in 44M, model # S47N-C, UPC 736676008025
Model Series: Super Blackhawk
Gun Type: Revolver: Single Action
Caliber: 44M
Action: Single Action
Capacity: 6
Finish: Blue
Stock: Rosewood Grips
Sights: Front: Ramp Rear: Adjustable
Barrel Length: 7.5
Overall Length: 13.5
Features: Unfluted Cylinder