Crimson Trace Lasergrip Sight Black Smith and Wesson J-Frame Round Butt. These renowned Red Laser Sights by Crimson Trace are incredibly easy to use - activating instantly when you hold your pistol in a natural grip. What's more the Crimson Trace LG-405 Lasergrip w/ J-Frame is outfitted with an innovative air pocket on top of the backstrap that reduces felt recoil up to 30percent. Such a recoil reduction on a revolver makes a huge difference in accuracy and assists with taking follow-up shots. There's no need for a bulky laser attachment. These sleek grips have an integrated laser that's barely noticeable until activated. Unleash the full potential of your weapon when you attach the Crimson Trace Lasergrip for S&W. Specifications for Crimson Trace Laser Grip with Rubber Over Mold for Smith & Wesson J-Frame Pistol: Manufacturer: Crimson Trace Color: Black Beam Color: Red Finish: Polymer Laser Output: 5 mW Wavelength: 532 nm Maximum Range: 50 ft Battery Type: CR2032 Battery Life: 4 hours Battery Quantity: 2 Reticle: Dot Water Resistance Level: Water Resistant Gun Make: Smith & Wesson Gun Model: Smith & Wesson J-Frame Revolver Length: 3 in Width: 1 in Height: 1 in Weight: 4 oz Fabric/Material: Polymer/Rubber Combination Additional Features: Pressure Activated Front Condition: New Features of Crimson Trace Laser Grip with Rubber Over Mold for Smith & Wesson J-Frame Pistol: Compact grip Polymer construction Over 4 hours of battery life User adjustable windage and elevation Laser activates when weapon held in natural firing grip Air pocket on top of the backstrap reduces felt recoil up to 30percent Package Contents: Crimson Trace Laser Grip with Rubber Over Mold for Smith & Wesson J-Frame Pistol J-Frame Round Butt What firearm models does the manufacturer say Crimson Trace Laser Grip with Rubber Over Mold for Smith & Wesson J-Frame Pistol is compatible with? The manufacturer says that Crimson Trace Laser Grip with Rubber Over Mold for Smith & Wesson J-Frame Pistol is compatible with Smith & Wesson J-Frame RevolverCrimson Trace Lasergrip Sight Black - Smith and Wesson J-Frame Round Butt LG405