Crimson Trace LG-436 Laserguard Glock Compact/Subcompact Laser Sight - Red - The Crimson Trace laser sight series for Glock compact and subcompact pistols provide a tactical advantage in a compact package. Instinctively activated with a normal firing grip, the Lasergaurd leaves the best attributes of your Glock unobstructed and unaltered. The LG-436 fits most holsters for subcompact Glocks and features a master on/off switch so you can train with or without laser sighting. Red Laser Sight Instinctive Activation Fits Most Holsters Three Year Limited Warranty Fits Glock Compact And Subcompact Pistols (Gen3/Gen4 G19, 23, 25, 26, 27, 28, 32, 33, 36, 38, 39 And Gen5 G19)