J115 Smith and Wesson J Frame Model 42 2" Barrel Blue Used 38 Spl Gun Storage and modern variants like the

and modern variants like the 638 (stainless Airweight)

Model numbers were added starting in 1957–58

All other action parts are sold separately

Professional installation and timing required

Model 649-4 (

J115 Smith and Wesson J Frame Model 42 2" Barrel Blue Used 38 Spl Gun Storage and modern variants like thePart# J115 Smith and Wesson J Frame Model 42 2" Barrel Blue Used 38 Spl Revolver Pistol Gun 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 need