J190637 Smith & Wesson J Frame Model 637 Revolver Part Used Trigger Assembly .31 j36u K Frame revolvers were the

K Frame revolvers were the standard police sidearm for decades and remain popular for home defense

Type: Pinned barrel

Factory OEM cylinder extractor for Smith & Wesson K Frame M&P Victory Model WWII revolvers chambered in

This component is ideal for:

Vintage advertising collectors

J190637 Smith & Wesson J Frame Model 637 Revolver Part Used Trigger Assembly .31 j36u K Frame revolvers were theJ190637 Smith & Wesson J Frame Model 637 Revolver Part Used Trigger Assembly . 312" 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