[Reviewed] SIG P320 Upgrades / Backup Tactical Threaded Barrel / Magpul AGM Mags / Holosun SCS MRS

Published on March 13, 2024
Duration: 10:16

This video reviews several aftermarket upgrades for the SIG P320 platform, including the M17 variant. It covers a Backup Tactical threaded barrel, Magpul AAG 17 magazines, and the Holosun SCS MRS red dot sight. The review focuses on fit, feel, form, function, and features, offering insights into performance and value for each component.

Quick Summary

The video reviews key upgrades for the SIG P320/M17: a Backup Tactical 1/2x28 threaded barrel, the budget-friendly Magpul AAG 17-round magazine, and the innovative Holosun SCS MRS red dot sight with solar charging. These components offer enhanced functionality and value for P320 owners.

Chapters

  1. 00:00Introduction: SIG M17 Upgrades
  2. 00:08Backup Tactical Threaded Barrel
  3. 00:39P320 Upgrade Overview
  4. 01:08Backup Tactical Barrel Details
  5. 01:39Barrel Thread Pitch (1/2x28)
  6. 02:28Barrel Finish Options (Titanium Nitride)
  7. 03:49Magpul AAG 17 Magazine
  8. 04:35Magazine Floor Plate Design
  9. 05:10Magazine Round Counter & Marking System
  10. 05:53AAG 17 Magazine Price vs. Sig
  11. 06:21Holosun SCS MRS Optic
  12. 06:32SCS Direct Mount Capability
  13. 07:14SCS Construction & Weight
  14. 07:25SCS Adjustment Clicks (1.5 MOA)
  15. 08:09SCS Function & Reliability
  16. 08:36SCS Reticle (2A Dot)
  17. 08:52SCS Solar Charging System
  18. 09:14SCS Battery Life (20,000 Hours)
  19. 09:37Future P320 Content Tease

Frequently Asked Questions

What are the key upgrades reviewed for the SIG P320/M17?

The video reviews three main upgrades: a Backup Tactical threaded barrel for suppressor/compensator use, Magpul AAG 17 round magazines as a cost-effective alternative, and the Holosun SCS MRS red dot sight, notable for its solar charging capability and direct mounting.

What is the thread pitch of the Backup Tactical barrel for the SIG P320?

The Backup Tactical threaded barrel for the SIG P320 and M17 features a standard 1/2 by 28 thread pitch. This common threading allows for easy attachment of various muzzle devices like suppressors and compensators.

How does the Magpul AAG 17 magazine compare to Sig's factory magazines?

The Magpul AAG 17 is a 17-round metal magazine for the P320 that retails for $35, offering a significant cost saving compared to Sig's 17-round magazines, which are around $50. It performs reliably and locks in securely.

What is unique about the Holosun SCS MRS red dot sight?

The Holosun SCS MRS is designed for optics-ready pistols and features a solar charging system with a non-removable internal battery, aiming for continuous power. It mounts directly to the slide without adapter plates and has a green 2A reticle.

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