4138C Smith & Wesson Pistol Model 41 .22 Long Magazine Disconnector (blue Steel) mp-40-10-compact This complete magazine is manufactured

This complete magazine is manufactured to exact S&W specifications for reliable feeding and function

4" barrel and up)

Easy screw-in installation - no gunsmithing required

The cylinder assembly is fully functional and includes the complete yoke and extractor assembly

4138C Smith & Wesson Pistol Model 41 .22 Long Magazine Disconnector (blue Steel) mp-40-10-compact This complete magazine is manufacturedPart# 4138C Smith & Wesson Pistol Model 41 . 22 Long Rifle MAGAZINE DISCONNECTOR (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