The 4-inch K-38 Masterpiece was the service-length configuration of S&W's finest target .38 revolver. It combined the precision adjustable sights and polished action of the Masterpiece line with a practical barrel length for both range use and light duty. Type: Revolver Action: Double-Action Caliber: .38 Special Capacity: 6 Year introduced: 1947, USA Weight: 36 oz Overall length: 9.25" Status: Discontinued Intended use: Target, Sport, Duty