LaserMax Red Guide Rod Laser for Glock 19 Gen 4, Black - LMSG419

This guide rod assembly laser sight mounts directly into the Glock 19 Gen 4 and projects a red laser dot (0.63" at 20 yards) to enhance accuracy at distances up to 50 meters. The 5mW red laser (635nM wavelength) operates on a 393 battery and weighs only 0.55 oz, adding minimal weight to the firearm.