4138D Smith & Wesson Pistol Model 41 .22 Long MAGAZINE RETAINER (blue Steel) pre-model 43 Smith & Wesson Pre-Model 43

Smith & Wesson Pre-Model 43 J Frame Internal Parts — Part #43139

Note: This hammer is for centerfire models only

Part Number: 184

199250000 Smith & Wesson SD9

4138D Smith & Wesson Pistol Model 41 .22 Long MAGAZINE RETAINER (blue Steel) pre-model 43 Smith & Wesson Pre-Model 43Part# 4138D Smith & Wesson Pistol Model 41 . 22 Long Rifle MAGAZINE RETAINER (Blue Steel) 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 # . If this is the case contact us