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 sighting systems 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.
|Weapon Make||Weapon Model|
|Glock Gen 3||17, 17L, 19, 20, 20SF, 21, 21SF, 22, 23, 31, 32, 34, 35, 37, 38|
|Glock Gen 4||17, 19, 20, 21, 22, 23, 34, 35|