Crimson Trace LG-105 Lasergrips S&W J-Frame Red Laser Sight - Black - The LG-105 Lasergrips laser sight for the wildly popular Smith & Wesson J-Frame revolver line feature a hard polymer surface that is rugged and well suited for personal defense. The smooth feel of the polymer provides for a prompt, snag-free draw. LG-105 Lasergrips include the durability, sighting adjustments, and the defensive advantage that Crimson Trace is famous for. Beam Intensity: 5mW Peak, 633nm, Class 3R Red Laser; Dot Size: Approximately 0.50in At 50ft; Instinctive Front Activation Button; Grip Replacement;