TRUGLO: Day or Night - They stay bright!
This guide details the installation of TRUGLO Brite-Site TFO sights, emphasizing the critical difference in screw length required for Gen 4 Glocks. The video, presented by Justin Opinion, highlights a common installation pitfall where the front sight remains loose due to using the incorrect screw. It provides precise measurements and visual demonstrations for a secure fit, ensuring reliable performance in all lighting conditions.












