Smith & Wesson J Frame Model 640 Cylinder Stop & Spring .38 Special | Part# 64081 Shrouded Hammer This is a critical structural

This is a critical structural component that should be inspected regularly

Will NOT replace MIM triggers

Disassembly and reassembly of the action is necessary

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Genuine factory new Smith & Wesson hand assembly for K Frame revolvers

Smith & Wesson J Frame Model 640 Cylinder Stop & Spring .38 Special | Part# 64081 Shrouded Hammer This is a critical structuralSmith & Wesson J Frame Model 640 Cylinder Stop & Spring . 38 Special Restore positive cylinder lockup to your Model 640 Centennial with this factory OEM cylinder stop and spring set. Pulled from a used firearm, inspected and functional a direct fit replacement for worn or broken components on your J Frame revolver. Specifications Part #: 64081 Includes: Cylinder stop & spring Caliber: . 38 Special Condition: Used inspected and functional Weight: 2 oz