LB58121 Smith & Wesson L Frame Model 581 4" Barrel Blue Used .357 Magnum J187 Brand: HiViz

Brand: HiViz

Part Number: J789

Factory New Smith & Wesson N Frame Model 625 Extractor Assembly Caliber:

Part Number: 033460000

LB58121 Smith & Wesson L Frame Model 581 4" Barrel Blue Used .357 Magnum J187 Brand: HiVizLB58121 Smith & Wesson L Frame Model 581 4" Non Pinned Barrel Blue Used . 357 Magnum 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