S&W K Frame Model 19-4 Bolt Spring & Plunger, Used, .357 Magnum - Part# 1945A model 637 which features factory-tuned action components

which features factory-tuned action components for competitive revolver shooting

Factory New Smith & Wesson K/L Frame Checkered Dymondwood Grips

ensuring consistent trigger reset and reliable double-action and single-action operation

Some fitting may be required for proper function and timing

223 Rem Compatible with

S&W K Frame Model 19-4 Bolt Spring & Plunger, Used, .357 Magnum - Part# 1945A model 637 which features factory-tuned action componentsSmith & Wesson K Frame Model 19 4 Bolt Spring & Plunger Keep your Model 19 4 Combat Magnum cycling reliably with this original Smith & Wesson bolt spring and plunger set. The bolt spring (cylinder stop spring) and plunger work together to drive the cylinder stop into the cylinder notches, ensuring proper lockup at the moment of firing. This is a used OEM factory part in functional condition. Part Number: 1945A Includes: Bolt Spring & Plunger