Crimson Trace Laserguard Green Laser Sight for Glock 42 & Glock 43. These Green Laser Sights from the experts at Crimson Trace activate instinctively when you grip your firearm naturally. The Crimson Trace Compact Laserguard Green Laser installs without gunsmithing to the existing trigger guard of your Glock. The Crimson Trace Laserguard Front Activation Green Laser for Glock 42 and 43 is rugged enough to stand up to heavy recoil and still provide reliable repeatability time after time. Specifications for Crimson Trace Laserguard Green Laser Sight for Glock 42 & Glock 43: Manufacturer: Crimson Trace Color: Black Beam Color: Green Laser Output: 5 mW Wavelength: 532 nm Maximum Range: 50 ft Battery Type: 1/3N Lithium Battery Life: 4 Hours Battery Quantity: 1 Reticle: Dot Water Resistance Level: Water Resistant Gun Make: Glock Gun Model: Glock 48 Glock 43X Glock 43 Glock 42 Length: 3 in Width: 1 in Height: 1 in Weight: 4 oz Fabric/Material: Polymer/Rubber Combination Condition: New Mount Type: Trigger Guard Mount Adjustability: Adjustable Features of Crimson Trace Laserguard Green Laser Sight for Glock 42 & Glock 43 Instinctive Activation 3 Year Warranty Free Batteries for Life Will Not Fit Glock 43 or 48 MOS Variants with a Picatinny Rail Package Contents: Crimson Trace Laserguard Green Laser Sight for Glock 42 & Glock 43 42 43 What firearm models does the manufacturer say Crimson Trace Laserguard Green Laser Sight for Glock 42 & Glock 43 is compatible with? The manufacturer suggests that Crimson Trace Laserguard Green Laser Sight for Glock 42 & Glock 43 is compatible with Glock 42 Glock 43 Glock 43X Glock 48Crimson Trace LG-443G: Laserguard Green Laser Sight - Fits Glock 42 Glock 43