This is a Ruger Revolver: Single Action known as the Vaquero chambered in 45LC, model # 5158, UPC 736676051588
Model Series: Vaquero
Gun Type: Revolver: Single Action
Caliber: 45LC
Action: Single Action
Capacity: 6
Finish: Stainless Steel
Stock: Dooley Gang Laminate With Star Pattern
Sights: Fixed Front Blade
Barrel Length: 4.625
Overall Length: 10.25
Features: TALO CFDA Special Edition