5B North American Arms Mini Revolver 5 Shot .22 Magnum Side Cover single action This listing is for the

This listing is for the sight blade only

Cleans and protects synthetic stocks

Model 638 is the Bodyguard Airweight

or failure to fire when the trigger is pulled

5B North American Arms Mini Revolver 5 Shot .22 Magnum Side Cover single action This listing is for thePart# 5B North American Company Arms Mini Revolver (Derringer) 5 Shot . 22 Magnum Side Cover Used Parts 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