N185A Smith & Wesson N Frame Model 628 .300" Smooth Trigger Used .357 Magnum Other Memorabilia If your revolver has no

If your revolver has no model number stamped

Professional fitting may be required to ensure proper headspace and timing

The Model 637's light weight makes trigger control even more important for managing recoil and maintaining accuracy

Frame Models Caliber K Frame 10

N185A Smith & Wesson N Frame Model 628 .300" Smooth Trigger Used .357 Magnum Other Memorabilia If your revolver has noN185A Smith & Wesson N Frame Model 628 Revolver . 300" Smooth Trigger Used . 357 Magnum 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