This is a Cimarron Revolver: Single Action known as the NO.3 Schofield chambered in 45LC, model # CA855, UPC 814230011084
Model Series: NO.3 Schofield
Gun Type: Revolver: Single Action
Caliber: 45LC
Action: Single Action
Capacity: 6
Finish: Blue
Stock: Walnut 2 Piece Grip
Sights: Fixed
Barrel Length: 5
Overall Length: 10.75
Features: Made by Uberti - Italy
