Mike's Tips - RipStock Installation and P3 Screw

Published on April 26, 2024
Duration: 3:51

This guide details the process of installing and removing the CMMG RipStock on an AR-15 platform. It emphasizes using an 8-inch hex wrench to remove a specific screw on the butt plate, which allows the stock to be slid off or on the receiver extension. The video also touches on the P3 screw's function for setting stock positions.

Quick Summary

To install or remove the CMMG RipStock, use an 8-inch hex wrench to remove the larger rearward screw on the butt plate's base. This allows the stock's latch to open further, clearing the receiver extension. The P3 screw provides preset stock extension stops and can work with aftermarket stocks.

Chapters

  1. 00:00Introduction to RipStock Installation
  2. 00:12Tools Needed for RipStock Installation
  3. 00:20Removing the RipStock Screw
  4. 00:39Removing the RipStock
  5. 00:53Installing the RipStock
  6. 01:15Introduction to the P3 Screw
  7. 01:39P3 Screw Locations and Function
  8. 01:53Installing the P3 Screw
  9. 02:22P3 Screw Stock Stop Functionality
  10. 02:56P3 Screw with Aftermarket Stocks
  11. 03:31Conclusion and Summary

Frequently Asked Questions

How do you remove the CMMG RipStock from an AR-15?

To remove the CMMG RipStock, you need an 8-inch hex wrench. Locate and completely remove the larger rearward screw on the butt plate's base. This action allows the stock's front latch to open further, enabling you to slide it off the receiver extension.

What is the purpose of the P3 screw on CMMG firearms?

The P3 screw is a small set screw found in the pistol grip of certain CMMG firearms equipped with a RipStock. Its purpose is to create adjustable, preset stopping points for the stock's extension on the receiver extension, allowing for consistent stock positioning.

Can the P3 screw be used with aftermarket AR-15 stocks?

Yes, the P3 screw can be utilized with aftermarket stocks on a CMMG Fastback receiver extension. By placing the P3 screw in a desired position, it acts as a stop, effectively giving an aftermarket stock RipStock-like functionality for preset extension lengths.

What tools are required for RipStock installation?

For installing or removing the CMMG RipStock, you will primarily need an 8-inch hex wrench. In some cases, a standard wrench might be beneficial for added leverage when loosening or tightening the main screw on the butt plate.

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