The round-butt 2-inch Model 10 was optimized for concealed carry, with the rounded grip frame reducing printing under clothing. Many detectives preferred it over the square-butt as a plainclothes sidearm, and it became a staple backup weapon for uniformed officers. Type: Revolver Action: Double-Action Caliber: .38 Special Capacity: 6 Year introduced: 1957, USA Weight: 30 oz Overall length: 6.75" Status: Discontinued Intended use: Carry, Plainclothes, Backup