K178 Smith and Wesson K Frame Model 53 .204" Grooved Trigger Used 22Mag firearm parts The nitride finish provides exceptional

The nitride finish provides exceptional hardness

Ranger Bans*

Timing must be checked and adjusted after installation to ensure proper cylinder rotation and lockup

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K178 Smith and Wesson K Frame Model 53 .204" Grooved Trigger Used 22Mag firearm parts The nitride finish provides exceptionalPart# K178 Smith and Wesson K Frame Model 53 . 204" Grooved Trigger Used 22Mag 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