S&W K Frame Model 19 Combat Magnum 6" PPC Target Barrel Blue .357 Magnum Used 1931 mp45c The mainspring (also called the

The mainspring (also called the hammer spring) provides the force that drives the hammer forward to strike the firing pin

stainless steel)

X Frame: Models 460 XVR

Rimfire and centerfire hammers use different firing pin configurations and are not interchangeable

or X Frame)

S&W K Frame Model 19 Combat Magnum 6" PPC Target Barrel Blue .357 Magnum Used 1931 mp45c The mainspring (also called theSmith & Wesson K Frame Model 19 Combat Magnum 6" PPC Target Barrel This genuine Smith & Wesson factory barrel is a used OEM replacement part for the K Frame Model 19 Combat Magnum revolver chambered in . 357 Magnum. Featuring a 6 inch PPC (Police Pistol Combat) target configuration with blue steel finish, this pinned barrel represents the classic old style construction that serious shooters and collectors appreciate. Key Features: Frame Size: K Frame