Manufacturer Model Number: 163052 Manufacturer: Smith and Wesson Model: 637 Caliber: 38 Special Type: Revolver Item Type: Firearm Firearm / Accessory Action: Double / Single Action Firearm / Accessory Capacity: 5 Finish: Matte Silver Sights: Ramp Front Sight Stock Frame Grips: Alloy Frame Crimson Trace Lasergrips Alloy Frame Overall Length: 6.3" Weight: 15.4 oz. Shipping Weight: 1.75 Feature: External Hammer Feature: J-Frame Optic Adjustable Objective: false Optic Reticle Illuminated: false