Smith & Wesson

In 1995, Smith & Wesson introduced the Model 640, the first J frame revolver chambered in the powerful .357 Magnum round. The Model 640 is a small frame concealed hammer revolver that packs a full-sized punch. The Model 640 integrates the time-tested features of the original with modern advancements and competition specifications and features.

Upgraded Trigger Pull - Enhanced double-action springs for lighter, smoother trigger pull.

Dovetailed Sights - Dovetail mounted tritium night sights for maximum effectiveness.

Stainless Steel Construction - Rated for continuous use with magnum cartridges.

• 2.125” fluted stainless steel barrel w/Black Cerakote® finish.
• Stainless steel frame w/Black Cerakote® finish.
• No internal lock.
• Double-action only.
• Dovetail Tritium front & rear night sights.
• Cylinder cut for full moon clips.