When the situation arises that you have to draw your firearm in a defensive situation a quality laser may give you the advantage against a determined adversary. The Crimson Trace Pink Defender gives you a quick and extremely accurate aiming device that is weatherproof and extremely durable. With Crimson Trace on your side you can take comfort in the fact that you have what many experts consider the best red laser in the industry.

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.

Features and Specifications:
This is not a Glock Factory Product, it is an after market Product
Manufacturer Number: DS-121
Material: Polymer
Attachment: Trigger Guard Attachment
Activation Location: Dual Side N-Gage Activation
Sighting: Factory Sighted at 50'
Battery Type: 1x 1/3N Lithium or 2x 357 Silver Oxide Batteries
Laser Battery Life: Approx. Two Hours
Laser Output: 5mW Red Laser
Activation Mode: Switch Activated
Laser Visibility: Approx .5 Inch Diameter at 50 Feet
Wrench Size: .05
User Adjustable: Windage and Elevation
Installation: User Installed
Warranty: One Year Limited Warranty
Color: Black with Red Activation Buttons
Dot Size: Approximately .50" at 50'

Fits:
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