Smith & Wesson Model 640 Performance Center, Pro Series, Double Action Only, Metal Frame Revolver, J-Frame, 357 Magnum, 2.13" Barrel, Stainless Steel, Satin Finish, Silver, Rubber Grips, Fixed Night Sights, 5 Rounds, Moon Clip 178044 • Double Action Only • Capacity: 5 • Finish: Satin Stainless Finish • Sights: Front And Rear Dovetail Tritium Night Sights • Barrel length: 2.125 • Overall length: 6.625 • Round Butt/ Internal Hammer/ Smooth Target TriggerConcealed Hammer Cut For Moon Clips (Included) J-Frame • Double Action Only • Capacity: 5 • Finish: Satin Stainless • Sights: Dovetail Tritium Night Sights • Barrel length: 2 1/8" • Overall length: 6.6" • 15in Free-Float MLOK Rail/ Ambi Bolt Release