S & W Revolver J Frame Model 30 Internal Parts .32 Long Blue Steel Old Style Used JB30132 4536 About the Model 10:

About the Model 10:

About Smith & Wesson M&P Bodyguard 380

40 S&W ⚠ Verify fit — same platform

Factory original OEM mainspring (hammer spring) for Smith & Wesson double-action revolvers

USA GUNS AND GEAR

S & W Revolver J Frame Model 30 Internal Parts .32 Long Blue Steel Old Style Used JB30132 4536 About the Model 10:JB30132 Smith & Wesson Revolver J Frame Model 30 internal Parts . 32 Long Blue Steel Old Style Used Part Please call or email with any questions! 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