J542 Smith & Wesson Used J Frame Model 642 .38 Special MIM Cylinder Stop & Sprin j340n Chambered in

Chambered in

Essential for maintaining proper cylinder timing and lockup in your classic

Smith & Wesson J Frame Cylinder Center Pin - Part #079540000

Note: Improper installation can damage the barrel or sight

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J542 Smith & Wesson Used J Frame Model 642 .38 Special MIM Cylinder Stop & Sprin j340n Chambered inJ542 Smith & Wesson Used J Frame Model 642 . 38 Special MIM Cylinder Stop & Spring How to determine the model number of your Smith & Wesson Revolver. Swing out the cylinder , check behind the yoke on the frame for a MODEL NUMBER. Model numbers began in 1957 58. So if there is no model number then your revolver may be older than 1957 58. In this case we can possibly still find the part you need with the serial # . If this is the case contact us and we