LaserMax LMSG42 Red Guide Rod Laser for Glock 42 Black

Designed specifically for use in Glock 42 pistols, the LMS-G42 replaces Glock's factory spring guide assembly with a high intensity red laser sighting system for advanced target acquisition. Easily user-installed without the need for gunsmithing or special tools, the Guide Rod Laser is constructed with rugged, precision components including aircraft-grade aluminum and genuine Wolff springs.