OSight XR | Olight PLX | Gen 6 Glock

Published on February 4, 2026
Duration: 2:57

This guide details the installation of aftermarket iron sights and an Olight OSight XR red dot optic onto a Glock 45 Gen 5, followed by mounting an Olight PL-X weapon light. It emphasizes the use of specialized tools like a sight pusher and torque wrench for proper fitment and reliability. The process is demonstrated by Roger Barrera, a professional gear reviewer and holster manufacturer, highlighting meticulous attention to detail and safety.

Quick Summary

Roger Barrera demonstrates the professional installation of an Olight OSight XR red dot sight and PL-X weapon light onto a Glock 45 Gen 5. Key steps include using a Wheeler Engineering sight pusher for Ameriglo sights and a Wheeler F.A.T. Wrench to torque the OSight XR mounting screws to precise specifications, ensuring reliability.

Chapters

  1. 00:00Unboxing and Safety Check
  2. 00:16Iron Sight Installation
  3. 00:43Olight OSight XR Unboxing
  4. 01:12Optic Mounting
  5. 01:38Olight PL-X Weapon Light
  6. 02:08Holster Fitment and Glow Test

Frequently Asked Questions

How do you properly install a red dot sight on a Glock 45 Gen 5?

Install the Olight OSight XR by first ensuring the slide is clear. Mount the optic using the correct screws and a torque wrench to the manufacturer's specified inch-pounds. Apply witness marks to the screws as a visual check for loosening.

What tools are needed to install suppressor-height sights on a Glock?

You will need a specialized sight pusher tool, such as the Wheeler Engineering sight pusher, to safely remove the factory rear sight and install the new suppressor-height sights without damaging the slide or sights.

What are the key features of the Olight OSight XR optic?

The Olight OSight XR features a 2 MOA dot and a 32 MOA circle reticle option, a magnetic charging base for convenience, and a ruggedized miniature reflex footprint compatible with many slides.

What is the lumen output and throw distance of the Olight PL-X weapon light?

The Olight PL-X weapon light boasts a powerful 1,200 lumens output and an impressive 300-meter throw, making it effective for illumination and target identification at significant distances.

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