Smith & Wesson K Frame Model 12 Cylinder Stop & Spring - .38 Special, Part# 1281B kmpu and forcing cones are caliber-specific

and forcing cones are caliber-specific parts

40 Compact (MP4015G)

Part number: KLN184D

45 ACP Alloy Compact)

Professional Installation Recommended: Yes - working on fire control components requires proper knowledge and tools to ensure safe function

Smith & Wesson K Frame Model 12 Cylinder Stop & Spring - .38 Special, Part# 1281B kmpu and forcing cones are caliber-specificSmith & Wesson K Frame Model 12 Cylinder Stop & Spring Keep your revolver's cylinder indexing precisely with this genuine Smith & Wesson cylinder stop and spring assembly. This old style used OEM part is pulled from a factory original Model 12 Airweight and is ready to restore proper function to your K Frame revolver. Part Details Part Number: 1281B Condition: Used Old Style OEM Caliber: . 38 Special Frame Size: K Frame Includes: Cylinder Stop &