Enhance your shooting accuracy with the Crimson Trace Corporation 01-4380-1 Laserguard for GLOCK slimline models. This advanced laser sight seamlessly fits G42, G43, G43X, and G48, providing unmatched grip activation and precision. The LG-443 features Instinctive Activation, ensuring you can easily engage the laser by simply gripping your firearm. Quick and effortless installation allows for user adjustments in windage and elevation, alongside an impressive battery life of over four hours. Front activation Red laser Factory sighted at 50ft 0.5-inch diameter at 50 feet Optimize your performance and confidence in any shooting scenario with Crimson Trace.