The LG-417 presents the ultimate refinement in laser sight technology for GLOCK 17 and 19 based semi-automatics. This model features an improved fit for Level-3 professional holsters used by law enforcement professionals and military units worldwide. With this groundbreaking Crimson Trace Lasergrips design, the LG-417 outfits GLOCK polymer pistols with a laser sighting system that is completely unobtrusive yet fully featured. Lasergrips fit Glock Gen 3 17/17L/19/22/23/31/32/34/35/37/38.