LG-415G Green Lasergrips® are designed to fit Ruger LCR/X revolvers by simply replacing the factory grips. This green laser sight features Crimson Trace's famed Instinctive Activation which activates the laser when the firearm is held in a natural firing grip. Laser activation button is located in the front and the unit includes a Master On/Off Switch for completely powering down the unit. With battery life of over two hours and fully adjustable for windage and elevation the LG-415G is quickly user-installed in moments with zero alterations to the firearm. - By Platform: Lasergrips® - Material: Polymer and Rubber Combination - Attachment: Grip Replacement - Activation Location: Front Activation - Sighting: Factory Sighted at 50' - Master On/Off Switch: Yes - Battery Type: Four #2016 Lithium Batteries - Laser Battery Life: Over Two Hours - Laser Output: 5mW Green Laser - Activation Mode: Pressure Activated - Laser Visibility: Approx .5 Inch Diameter at 50 Feet - Wrench Size: 0.05 - User Adjustable: Windage and Elevation - Finish: Polymer Grip with Rubber Overmold Activation Pad - Installation: User Installed - Warranty: Three Year Full Warranty - Color: Black - Dot Size: Approx. 0.50 at 50'