Karma SLS Tuning & Testing with H&N Slugs

Published on August 8, 2025
Duration: 5:24

This video details the process of tuning the Karma SLS Compact air rifle for improved slug performance. The presenter demonstrates how to adjust external controls for regulator, hammer, and air flow to achieve better accuracy. Results at 50 and 75 yards with H&N 218 23-grain slugs are presented, showing significant improvement after tuning.

Quick Summary

The Karma SLS Compact .22 air rifle can be tuned for improved slug accuracy by adjusting its external regulator, hammer, and flow control. After tuning, it achieved approximately 1-inch groups at 50 yards and showed better grouping at 75 yards with H&N 218 23-grain slugs at around 880 fps.

Chapters

  1. 00:00Introduction: Karma SLS Compact Slug Tuning
  2. 00:29Adjustable Features: Regulator, Hammer, Flow
  3. 00:56Tuning Results: 23gr H&N Slugs at 880 fps
  4. 01:1050 Yard Accuracy Test
  5. 02:1950 Yard Group Analysis
  6. 02:42Moving to 75 Yards
  7. 03:5475 Yard Shooting Results
  8. 04:0275 Yard Group Analysis & Comparison
  9. 04:29Overall Conclusion & Future Plans
  10. 04:46SLS Features & Value Proposition

Frequently Asked Questions

How do you tune the Karma SLS Compact for better slug accuracy?

Tuning the Karma SLS Compact involves adjusting its external regulator, hammer, and flow control. These adjustments allow you to optimize air pressure and delivery for specific ammunition, like slugs, to achieve better velocity and accuracy.

What were the results of tuning the Karma SLS Compact with H&N slugs?

After tuning, the Karma SLS Compact .22 caliber achieved approximately 1-inch groups at 50 yards and showed improved grouping at 75 yards with H&N 218 23-grain slugs, traveling around 880 fps.

What are the key adjustable features of the Karma SLS Compact?

The Karma SLS Compact features an external regulator adjustment, an external hammer adjustment, and a flow adjustment that controls the air passing through the barrel, making it highly tunable.

Is the Karma SLS Compact a good value for its price?

Yes, the Karma SLS Compact is considered a good value, especially for its adjustability and features like a folding stock and full-length AR rail, often available for under $1000.

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