AmeriGlo A-Cut/COA Combo Sight Set Features The Ameriglo A-Cut Sight Set is engineered to co-witness through a slide mounted red dot optic giving shooters a reliable backup iron sight picture without obstructing the optic s window. Green tritium inserts with black outlines appear on both the front and rear sights delivering visibility in low light conditions as well as a clear high contrast picture during the day. The front sight blade measures .125 inches wide and .240 inches tall while the square notch rear sight measures .150 inches wide for a consistent sight alignment. This configuration is purpose built for the Glock Gen 5 9mm/.40 A-Cut slide pattern. Installation hardware comes with threadlock pre-applied to the mounting screw and Ameriglo specifies a 16-inch pound torque value to ensure a secure properly seated fit. Designed specifically to fit the Glock Gen 5 optic cut slide this set gives owners of optic equipped Glock pistols a dependable set of elevated iron sights as a backup to their red dot. The tritium illumination means these sights remain functional even in complete darkness an important feature for duty and personal defense use. The Ameriglo A-Cut Sight Set is a solid upgrade for Glock Gen 5 owners running a slide mounted optic who want a reliable co-witness solution. AmeriGlo A-Cut/COA Combo Sight Set Specifications Manufacturer: Ameriglo Sights Model: A-Cut/COA Combo Compatible Hosts: Glock Gen 5 9mm/.40 Gun Sight Type: Tritium Front Sight: Green with Black Outline Rear Sight: Green with Black Outline Front Blade Width: .125 Front Blade Height: .240 Rear Notch Width: .150 Color: Black Available At: GrabAGun