Part# 105710000 Smith & Wesson Pistol Rear Sight Elevation Plunger Spring New Part, Fits Models
1006, 3904, 3944, 3946, 439, 539, 639, 4506, 645, 459, 559, 659, 5903, 5904, 5906
We sell Smith and Wesson Pistol and Revolver Used, New Old Stock & New parts. Shoot us an email or give us a call with all your S&W needs.- USA Guns and Gear