Tech Tip: Radian P365 Upgrades

Published on September 10, 2025
Duration: 12:40

This guide details the installation of Radian's Ramjet and Afterburner compensator system, along with their integrated backstrap and magwell, and magazine base plates, onto a Sig P365 platform. The process involves slide disassembly, barrel replacement, and grip module modification, aiming to reduce recoil and improve follow-up shot speed. The video emphasizes the quality of Radian's billet aluminum components and their functional integration.

Quick Summary

Radian products like the Ramjet and Afterburner for the Sig P365 aim to reduce muzzle flip and recoil, enabling faster follow-up shots. The installation involves swapping the barrel and attaching the compensator, with the grip module upgrades enhancing ergonomics and reloading.

Chapters

  1. 00:00Introduction to Radian P365 Upgrades
  2. 00:16Radian Ramjet and Afterburner Overview
  3. 00:54Radian Magazine Base Plate, Backstrap, and Magwell
  4. 01:36Disassembling the Sig P365 Frame
  5. 03:53Installing Radian Backstrap and Magwell
  6. 07:07Installing Radian Magazine Base Plate
  7. 08:37Installing Radian Ramjet and Afterburner
  8. 09:53Slide Assembly and Barrel Swap
  9. 11:10Reassembling the Firearm
  10. 11:47Function Check and Performance Expectations
  11. 12:14Call to Action and Tech Line Support

Frequently Asked Questions

What are the main benefits of installing Radian products on a Sig P365?

Installing Radian's Ramjet and Afterburner system significantly reduces muzzle flip and perceived recoil, allowing for faster follow-up shots. The integrated backstrap and magwell enhance ergonomics and reloading speed, while the billet aluminum base plates offer durability.

How do you install the Radian Ramjet and Afterburner on a Sig P365?

Installation involves removing the slide, swapping the original barrel for the Ramjet barrel, and then attaching the Afterburner compensator using a special screw. The system is designed for specific P365 models and does not require a threaded barrel.

What tools are needed to install the Radian P365 upgrades?

You will need a Torx driver (T10 is suggested for the comp screw), a punch, a bench block, and lubricant. Radian also provides a specific tool for their grip module installation, though a punch can often be used.

Can I install these Radian upgrades on any Sig P365 model?

The Ramjet and Afterburner are specifically made for the P365 XL and P365 X Macro. The backstrap and magwell are also designed for these models, though variations exist for different P365 variants. Always check compatibility for your specific model.

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