SG22, 22lr 3D printed AR build! “Space Gat 22”

Published on July 22, 2023
Duration: 7:34

This guide details the assembly and operation of the SG22, a 3D printed AR-style firearm. It covers the installation of key components like the CMMG .22LR conversion kit, barrel, optic, and grip. The guide emphasizes proper assembly techniques and safe live-fire practices, drawing on the experience of an enthusiast who has built and tested multiple iterations of this platform.

Quick Summary

The SG22 is a 3D printed AR-15 style firearm utilizing a CMMG .22LR conversion kit. Key components include printed lower/upper receivers, handguard, and barrel nut, along with a 7.5-inch 1:7 twist barrel and a Holosun 510C optic. Norma .22LR ammunition is recommended for reliability.

Chapters

  1. 00:00Shooting Demonstration Intro
  2. 00:07Introducing the SG22 Build
  3. 00:29SG22 Design and Customization
  4. 00:46Legality and Durability of Build
  5. 01:14Internal Components and Gas System
  6. 02:07External Components and Barrel
  7. 02:47Optic and Barrel Specifications
  8. 03:16Ready to Shoot and Conclusion
  9. 03:25Ammunition Choice
  10. 03:45Live Fire Demonstration
  11. 04:35Performance Review
  12. 04:53Close-up Shooting and Charging Handle Issue
  13. 05:22More Shooting Footage
  14. 06:22Dynamic Shooting Demonstration
  15. 06:54Final Thoughts and Accessory Overview

Frequently Asked Questions

What are the key 3D printed components of the SG22 firearm?

The SG22 utilizes 3D printed parts for its lower receiver, upper receiver, handguard, and barrel nut, showcasing the integration of additive manufacturing into firearm construction.

What conversion kit is used in the SG22 build for .22LR functionality?

The SG22 operates using a CMMG .22LR AR-15 conversion kit, a popular choice for adapting standard AR-15 platforms to fire .22LR ammunition.

What type of barrel and optic are featured on the SG22?

This SG22 build is equipped with a 7.5-inch 5.56mm barrel featuring a 1:7 twist rate and a Holosun 510C motion-activated red dot optic.

What ammunition does the presenter recommend for the SG22's CMMG conversion kit?

The presenter recommends Norma .22LR lubricated ammunition for optimal performance and reliability when using CMMG .22LR conversion kits in AR-15 platforms.

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