5 Things to Know Before Using the AR-15 for Home Defense

Published on December 5, 2023
Duration: 18:04

This guide, from Curtis Hallstrom of The VSO Gun Channel, provides essential tribal knowledge for AR-15 owners using the platform for home defense. It focuses on the critical technique of slightly downloading standard capacity magazines to 28 or 29 rounds. This ensures reliable magazine seating, even with a closed bolt, preventing potential malfunctions during high-stress situations. The instructor emphasizes that this small adjustment significantly enhances firearm functionality and reliability for defensive use.

Quick Summary

For AR-15 home defense, slightly downloading magazines to 28 or 29 rounds ensures reliable seating, even with a closed bolt. A 50-yard optic zero is optimal for minimizing trajectory deviation out to 300 yards. Practice using the charging handle for reloads, as it's more reliable than the bolt catch during malfunctions.

Chapters

  1. 00:00Introduction: AR-15 for Home Defense
  2. 01:06Sponsor: AAC Gear
  3. 01:44Instructor's Expertise & Experience
  4. 03:17Tip 1: Magazine Loading Technique
  5. 05:53Preferred Magazine Types
  6. 07:06Why PMAGs are Common
  7. 08:06Tip 2: Upper/Lower Receiver Fitment
  8. 10:27Tip 3: Reloading - Bolt Catch vs. Charging Handle
  9. 12:34Tip 4: Optic Zeroing Distance (50 Yards)
  10. 13:09Physics of Bullet Trajectory
  11. 14:48Why 50 Yards is Optimal
  12. 16:34Height Over Bore Deviation
  13. 17:05Close Quarters Zero Relevance
  14. 17:49Conclusion & Part 2 Tease

Frequently Asked Questions

What is the recommended magazine loading technique for an AR-15 used in home defense?

For home defense with an AR-15, it's recommended to slightly download standard capacity magazines to 28 or 29 rounds. This provides necessary play in the ammunition stack, ensuring reliable magazine seating even with a closed bolt, preventing potential malfunctions.

Why is a 50-yard zero recommended for AR-15 optics in a home defense scenario?

A 50-yard zero is recommended because it minimizes bullet deviation across a wide range, offering point-of-aim, point-of-impact accuracy out to about 300 yards. Shorter or longer zeros create greater trajectory variations, making them less versatile for typical defensive distances.

Should I use the bolt catch or charging handle for reloads on an AR-15 for home defense?

While the bolt catch works most of the time, the charging handle is more reliable, especially during malfunctions. For home defense, it's advised to practice drills using only the charging handle to build proficiency, as the bolt catch may fail to engage or function under stress.

Does the fitment between the AR-15 upper and lower receiver affect accuracy?

No, the fitment between the AR-15 upper and lower receiver has no impact on accuracy. Critical accuracy components are in the upper receiver. Some 'wiggle' or tolerance between receivers and in the magwell is actually a feature that enhances reliability.

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