- MANUFACTURER: Smith and Wesson
- FAMILY: 640 Series
- MODEL: 640
- TYPE: Revolver
- ACTION: Double Action Only
- CALIBER/GAUGE: 357 Magnum | 38 Special
- FINISH: Satin Stainless
- FINISH TYPE: Stainless Steel
- FRAME: Steel Frame
- STOCK/GRIPS: Black Synthetic
- GRIP TYPE: Synthetic
- BARREL: 2 1/8"
- OVERALL LENGTH: 6.6"
- CAPACITY: 5
- SIGHTS: Black Blade Front Sight
- SIGHT TYPE: Fixed Sights
- California Roster Certified For Sale
- WEIGHT: 22.1 oz.
- SHIPPING WEIGHT: 2.1 lbs.
- SAFETY FEATURES: Internal Safety Lock
- ADDL INFO: Enclosed Hammer
- ADDL INFO: J-Frame
- MFG MODEL NO: 163690
- UPC: 022188636901
- FFL: Yes
- Caliber: .357 MAG