How to Zero With Iron Sights | Shooting Techniques | Tactical Rifleman

Published on October 13, 2017
Duration: 8:28

This guide details how to zero iron sights on AR-style rifles, including the M4 Carbine, as demonstrated by Karl Erickson, a former US Special Forces operator. It covers selecting zero distances (25m for 300m equivalent, 50m for 200m equivalent), proper sight configuration, stable shooting positions, and calculating/applying windage and elevation adjustments using the front sight post and rear sight knob. The process emphasizes confirming zero at both short and long ranges.

Quick Summary

Learn to zero iron sights on your AR-15 or M4 Carbine with expert instruction from former USSF Karl Erickson. The process involves selecting a 25m (300m equivalent) or 50m (200m equivalent) zero, configuring rear sights, using stable shooting positions, and making precise elevation adjustments via the front sight post and windage adjustments via the rear sight knob.

Chapters

  1. 00:00Introduction to Iron Sight Zeroing
  2. 00:29Selecting Zero Distance
  3. 00:59Rear Sight Configuration
  4. 01:45Shooting Position and Stability
  5. 02:48Sight Alignment and Grouping
  6. 03:42Target Analysis and Correction Calculation
  7. 05:02Adjusting Elevation
  8. 06:17Adjusting Windage
  9. 06:57Confirmation and Long-Range Verification

Frequently Asked Questions

What are the common zero distances for AR-15 iron sights?

The video explains two common zero distances: 25 meters, which provides a 300-meter equivalent zero, and 50 meters, which offers a 200-meter equivalent zero. It's crucial to use the specific target designed for your chosen zero distance.

How do you adjust the elevation and windage on AR-15 iron sights?

Elevation adjustments are made at the front sight post: turning it clockwise raises the point of impact, while counter-clockwise lowers it. Windage is adjusted using the knob on the rear sight, with typically three clicks on a 25m target moving the point of impact one grid block horizontally.

What is the 'sniper hold' mentioned for zeroing?

The 'sniper hold' is a technique where the support hand stabilizes the rear of the rifle's stock. This method enhances stability, allowing for finer adjustments to sight alignment and trigger control during the zeroing process.

Why is using the correct zeroing target important?

Using the correct zeroing target designed for your chosen distance (e.g., 25m or 50m) is critical because the grid system on the target is calibrated for that specific range. This ensures accurate calculation of the necessary sight adjustments for a proper zero.

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