Aimpoint COA on our 10-Day COA optic cut.

Published on March 18, 2026
Duration: 1:41

This guide details the installation of an Aimpoint COA red dot sight onto a Glock 19 pistol slide that has been milled for an optic. The process involves ensuring the firearm is safe, removing the rear sight, aligning the optic, and securing it with the provided hardware. The video, presented by GlockStore, demonstrates the unboxing and mounting procedure, highlighting the precision required for optic cuts.

Quick Summary

The Aimpoint COA is a red dot reflex sight designed for professional performance, often mounted on firearms like the Glock 19. Installation requires an unloaded firearm, a milled slide, and specific tools like a hex key and adjustment tool. Ensure proper safety checks are performed throughout the process.

Chapters

  1. 00:00Glock 19 with Optic Cut
  2. 00:04Aimpoint COA Packaging
  3. 00:11Unboxing Aimpoint COA
  4. 00:22Aimpoint COA Close-up
  5. 00:32Documentation and Target
  6. 00:52Accessories Included
  7. 01:18Glock 19 Optic Cut Detail
  8. 01:31Aimpoint COA Mounted

Frequently Asked Questions

What is the Aimpoint COA optic?

The Aimpoint COA is a red dot reflex sight designed for professional performance. It is typically powered by a CR2032 battery and includes adjustment tools for mounting and zeroing on compatible firearm slides.

How do you install an Aimpoint COA on a Glock 19?

Installation involves ensuring the Glock 19 slide is unloaded and milled for an optic. The Aimpoint COA is then placed on the slide, aligned with mounting holes, and secured using the provided screws and hex key. A safety check is crucial before and after installation.

What accessories come with the Aimpoint COA?

The Aimpoint COA typically includes a CR2032 battery for power, a small flat-head adjustment tool for sight adjustments, and an L-shaped hex key for mounting the optic to the firearm slide.

What are the key markings on a Glock 19 slide?

A standard Glock 19 slide will often display markings such as 'Glock 19', its country of origin (e.g., 'Austria'), and the caliber it is chambered in, typically '9x19'.

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