Primary Arms SLx RS-10R Review - Great ENTRY Level Pistol Red Dot !

Published on August 11, 2025
Duration: 6:15

This review covers the Primary Arms SLx RS10R, an updated pistol red dot sight. It highlights the RMR footprint, 23x9mm window size, shake-awake auto on/off feature, and side-loading CR2032 battery. The optic is noted for its affordability, solid picture clarity, daylight bright settings, and durability, making it a competitive entry-level option.

Quick Summary

The Primary Arms SLx RS10R is an updated pistol red dot sight featuring an RMR footprint for enhanced compatibility. It boasts a 23x9mm window, shake-awake auto on/off, side-loading CR2032 battery, and is waterproof, shockproof, and night vision compatible, all at an affordable $239 MSRP.

Chapters

  1. 00:00Introduction and Overview
  2. 00:04Primary Arms SLx RS10R Introduction
  3. 00:09Comparison to RS10
  4. 00:26RS10 vs RS10R Footprint
  5. 00:44RS10R Features
  6. 01:17Window Size and Clarity
  7. 01:28Brightness Controls
  8. 01:38Original RS10 Comparison
  9. 02:01Battery and Shake Awake
  10. 02:20RMR Compatibility
  11. 02:26Durability and Construction
  12. 02:30MSRP and Value
  13. 02:42Clarity and Dot Quality
  14. 03:04Waterproof and Warranty
  15. 03:09Night Vision Compatibility
  16. 03:13Included Mounts
  17. 03:20Firearm Applications
  18. 03:40Overall Value Proposition
  19. 04:02Comparison with Original RS10 Issues
  20. 04:28RMR Update Significance
  21. 04:35Upgrades and Design Changes
  22. 04:46Competitive Positioning
  23. 04:55Primary Arms Tiers
  24. 05:14Shot Show Debut and RMR Footprint Plus
  25. 05:25User Experience and Reliability
  26. 05:31Company Loyalty and Recommendation
  27. 05:37Concealed Carry and Duty Use
  28. 05:45Ruggedness and Warranty
  29. 05:54Call to Action and Q&A
  30. 06:00Caliber Testing
  31. 06:09Conclusion

Frequently Asked Questions

What is the Primary Arms SLx RS10R?

The Primary Arms SLx RS10R is an updated mini reflex sight for pistols, featuring an RMR footprint for broader compatibility. It offers a 23x9mm window, shake-awake technology, and a side-loading CR2032 battery, making it a competitive entry-level optic.

What is the main advantage of the RS10R over the previous RS10?

The primary advantage of the RS10R is its adoption of the RMR footprint, which is more widely compatible with modern pistol slides compared to the RS10's Delta Point Pro footprint. This significantly enhances its versatility and ease of mounting.

What are the key features of the Primary Arms SLx RS10R?

Key features include an RMR footprint, a 23x9mm window, shake-awake auto on/off functionality, a side-loading CR2032 battery, waterproof and shockproof construction, and night vision compatibility. It also comes with a lifetime warranty.

How does the RS10R compare to other budget red dots?

The RS10R is considered a competitive and affordable option, priced around $239 MSRP. It is comparable to other entry-level red dots from brands like Holosun and Vortex in terms of features and performance.

Is the Primary Arms SLx RS10R suitable for concealed carry or duty use?

Yes, the RS10R is described as suitable for concealed carry and duty use due to its compact size, rugged construction, and clear reticle. Its durability and lifetime warranty further support its use in demanding applications.

Related News

All News →

More Reviews Videos You Might Like

More from 2WiLD Guns

View all →