2209 North American Arms Mini Revolver 5 Shot Trigger (Used Part) .22 Long Rifle Model 637 Installation: Professional installation by a

Installation: Professional installation by a qualified gunsmith is required for proper fit and function

Factory new old stock OEM part from Smith & Wesson

Some fitting may be necessary for optimal performance

Verify your model number and dash number before ordering — pinned and non-pinned barrels are not interchangeable

Front doors and entryways

2209 North American Arms Mini Revolver 5 Shot Trigger (Used Part) .22 Long Rifle Model 637 Installation: Professional installation by a2209 North American Arms Mini Revolver 5 Shot Trigger (Used Part) . 22 Long Rifle We sell Smith and Wesson Pistol and Revolver Used, New, and New Old Stock. Shoot us an email or give us a call for all your S&W gun part needs.