LaserMax Green Guide Rod Laser for Gen 5 Model 17, 17 Mos, 34 Mos Designed specifically for use in for Glock 17 (Gen5), for Glock 17 MOS (Gen5) and for Glock 34 MOS (Gen5) pistols, the LMS-G5-17 replaces for Glock's factory spring guide assembly with a high intensity green 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. Features: - Pulses for superior visibility and faster identification - Internal design does not restrict grip or holster selection - Distinct ambidextrous ON/OFF switch reinforces safe firearm handling - Proximity to the bore provides maximum POA/POI accuracy - Guaranteed alignment ensures center of mass shots Specifications: - Weight: 0.76 oz - Wavelength: 635 nm - Accuracy: within 1 inch poi@ 10 yds - Lumens: no - Power output: <5mw - Battery life: 5+ hours - Warranty: 5 years