Build Guide: The BEST Rifle for IPSC or 3 Gun!

Published on July 28, 2024
Duration: 36:26

This guide details the process of modifying an AR-15 lower receiver for competitive shooting, specifically IPSC and 3-Gun. It covers replacing the grip with an Ergo grip, installing an Unrivaled two-stage buffer system with custom length adjustment using quarters, and fitting a Hyperfire two-stage trigger. The modifications aim to create a softer-shooting rifle with a flat trajectory for competition.

Quick Summary

Building an ideal IPSC/3-Gun rifle involves creating a soft-shooting platform with a flat trajectory. Key modifications include a lightweight bolt carrier group, an adjustable gas block for precise tuning, a tunable muzzle device for recoil control, and ergonomic enhancements like a preferred grip. A quality two-stage trigger and a properly mounted optic at an optimal height (e.g., 1.7 inches) are also essential for competitive success.

Chapters

  1. 00:00Introduction: Ideal IPSC/3-Gun Rifle Build
  2. 00:46Sponsor Disclaimer and Part Selection Philosophy
  3. 01:32Lower Receiver: Grip and Buffer System Upgrade
  4. 03:02Installing the Unrivaled Two-Stage Buffer System
  5. 06:15Installing the Hyperfire Two-Stage Trigger
  6. 08:53Upper Receiver: Lightweight Bolt Carrier Group Swap
  7. 12:24Barrel and Gas System: Handguard, Gas Block, and Muzzle Device
  8. 14:10Installing the Superlative Arms Adjustable Gas Block
  9. 18:23Tuning the Unrivaled Muzzle Device
  10. 22:31Optic Mounting: Badger Ordnance Mount and Vortex Razor
  11. 27:23Finding Your Natural Point of Aim
  12. 31:32Range Testing and Gas System Tuning
  13. 34:32Final Touches and Future Testing

Frequently Asked Questions

What are the key components for building an ideal IPSC or 3-Gun rifle?

An ideal IPSC/3-Gun rifle focuses on a soft shooting experience and flat trajectory. Key components include a lightweight bolt carrier group, an adjustable gas block for fine-tuning, a tunable muzzle device for recoil management, and a comfortable, ergonomic grip. A quality two-stage trigger and a suitable optic mount are also crucial for competitive performance.

How do you tune an adjustable gas block for optimal rifle performance?

Adjustable gas blocks allow fine-tuning by restricting or bleeding off gas. The preferred method for a softer shooting rifle is often bleeding off gas, which effectively reduces the pressure entering the system. Tuning involves adjusting the block's settings until the rifle reliably cycles, locks back on an empty magazine, and ejects brass at a consistent angle, typically around 90 degrees.

What is the importance of finding your natural point of aim when mounting an optic?

Finding your natural point of aim ensures the optic is positioned correctly for your body mechanics, allowing for a consistent and comfortable shooting position. This involves adjusting the stock length and bringing the rifle to your shoulder with eyes closed, then opening them to see where the optic naturally aligns. Proper alignment minimizes fatigue and improves accuracy, especially in dynamic shooting scenarios.

Why is a 1.7-inch optic height recommended for competition rifles?

A 1.7-inch optic height, often found on mounts like the Badger Ordnance Condition One, is considered a sweet spot for competition rifles. It provides a comfortable sight picture for standing and prone positions without being too high (like a 1.93-inch mount) or too low (like a 1.54-inch mount), especially when using barricades or shooting from various unconventional positions.

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