JB42A Smith & Wesson J Frame Model 42 Air Weight Safety Lever Used .38 Special model 10 Novelty gift for friends and

Novelty gift for friends and family

Precision Sight Component:

Note: This extractor works with the ejector rod

Each may have slightly different internal parts

JB42A Smith & Wesson J Frame Model 42 Air Weight Safety Lever Used .38 Special model 10 Novelty gift for friends andJB42A Smith & Wesson J Frame Model 42 Air Weight Safety Lever Used . 38 Special 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 need with the serial # .