LaserMax LMS-G4-19 Guide Rod Laser

LaserMax LMS-G4-19 Guide Rod Laser
http://www.amazon.com/gp/product/B00AWWD8RI?tag=sukses2015-20
Completely Internal Keep your current holster for your GLOCK keep your tactical lights keep your favorite grips
Extremely Rugged The LaserMax Guide Rod Laser for GLOCK meets or exceeds both Mil-Spec and Homeland Security durability test standards
Installation Takes Minutes If you can field-strip your GLOCK you can install your LaserMax Guide Rod Laser sight No gunsmithing to your GLOCK required
Hi-Visibility Pulsating Beam A pulsating laser beam gives effortless awareness of muzzle direction and it transcends language barriers It can be used outdoors from dusk till dawn or indoors round-the-clock Infra-Red versions are optimized for NVG characteristics
Alignment The Internal Guide Rod lasers for GLOCK come permanently aligned fromthe factory for center-of-mass accuracy at 20 yards It will never drift out of alignment There is no need to re-zero after changing batteries