The DS-121 Defender Series™ Accu-Guard™ Laser Sight by Crimson Trace fits GLOCK Full-Size and Compact pistols. The Defender Series sets a new standard in laser sight for GLOCK pistols by providing cutting edge design, superior technology, and an affordable price tag. The DS-121 features Beam Lock™ Adjustments so that the user can easily adjust laser sighting for both windage and elevation, and the unit is pre-sighted at the factory at 50 ft. The Dual Side N-Gage™ Activation Buttons provide a large, easy-to-find, bright red activation button, which emits a powerful (5mW peak, 620-670nm, Class 3R) red aiming laser.
The Defender Series™ sets a new standard in laser sighting systems for today's most popular handguns. Cutting edge design, combined with superior technology and affordability provide the performance you expect from Crimson Trace. Whether your self defense handgun is a revolver or semi-automatic, no firearm is complete without a laser sighting system from Crimson Trace. Be a more accurate, confident shooter with the Defender Series.