The PSA Mixtape! REMIXED!

Published on April 25, 2026
Duration: 11:31

This video reviews the PSA Mixtape firearm, focusing on its performance with 300 Blackout ammunition, particularly when paired with an FRT trigger and suppressor. The hosts discuss tuning challenges with subsonic rounds, the benefits of an adjustable gas block, and the overall reliability and fun factor of the platform. They also highlight the importance of buffer weight and break-in periods for optimal performance.

Quick Summary

The PSA Mixtape, when configured with an FRT trigger and 300 Blackout, requires careful tuning for reliable cycling, especially with subsonic ammunition. An adjustable gas block and appropriate buffer weights are essential to manage gas pressure and cycling speed, particularly when suppressed. While fun to shoot, expect potential tuning hassles.

Chapters

  1. 00:05Introduction to the PSA Mixtape
  2. 00:16First Shots and Reactions
  3. 00:35PSA's Offer and Initial Impressions
  4. 00:45300 Blackout Tuning Challenges
  5. 01:00Adjustable Gas Block Benefits
  6. 01:13Buffer Weights and Tuning Difficulty
  7. 01:35Stonewall Ammunition Shoutout
  8. 02:08Robert's Turn to Shoot
  9. 02:25Sound and Feel of the Mixtape
  10. 02:44Subsonic Tuning Needs
  11. 03:01Fun Factor and Cycling Issues
  12. 03:13Buffer and Spring Configuration
  13. 03:37Shooting Technique Demonstration
  14. 03:50Overall Fun and Appeal of Subs
  15. 04:11FRT and 300 Blackout Subs Hassle
  16. 04:23Burning Through Ammunition
  17. 04:37Accurate Subsonics Discussion
  18. 04:53Ejection Pattern Observation
  19. 05:22Curiosity About Sound
  20. 06:00What Does Getting Shot At Sound Like?
  21. 06:05Subsonic Suppressed Sound
  22. 06:34Roof Installation Sound Comparison
  23. 06:44Suppressor Heat Observation
  24. 07:01Switching to Supersonic Ammunition
  25. 07:12AAC 762 Can and Gas Settings
  26. 07:22Supersonic Sound with Can
  27. 07:37Supersonic Recoil and Stance
  28. 08:06Need for More Buffer with Supers
  29. 08:22Robert's Luck with Malfunctions
  30. 08:28Supersonic Performance
  31. 08:47Alternative Setups (Voltor)
  32. 09:08Gas Comparison (Can vs. No Can)
  33. 09:14Subs vs. Supers Recap
  34. 09:16Video Format Discussion
  35. 09:37Overall Impression of the Gun
  36. 09:41Stock vs. Modified Performance
  37. 10:02Ideal FRT Tuning Strategy
  38. 10:20Impact of Different Cans
  39. 10:26Tuning for Subs Recommended
  40. 10:34PSA's Quality
  41. 10:41Contextualizing Tuning Issues
  42. 10:56Subs vs. Supers Buffer Needs
  43. 11:02Receiver Set Appreciation
  44. 11:08Final Shots and Redemption
  45. 11:23Conclusion: PSA Mixtape

Frequently Asked Questions

What are the main challenges when running 300 Blackout with an FRT trigger on the PSA Mixtape?

The primary challenges involve tuning for reliable cycling, especially with subsonic ammunition. The firearm can be temperamental, and issues like overheating during mag dumps can increase cycling speed, requiring more buffer weight. An adjustable gas block helps, but optimal performance often means tuning for either supers or subs.

How does an adjustable gas block affect the PSA Mixtape's performance with a suppressor?

An adjustable gas block allows for fine-tuning the gas system, which is crucial when running a suppressor. It helps manage the increased backpressure, reducing the 'gassy' feeling and allowing for better control over the firearm's cycling rate, especially when switching between subsonic and supersonic ammunition.

What role do buffer weights play in tuning the PSA Mixtape for 300 Blackout?

Buffer weights are critical for tuning. Heavier buffers, like an H3 equivalent, are often needed to slow down the bolt carrier group's cycling speed, particularly when running suppressed or during rapid fire. Insufficient buffer weight can lead to malfunctions and an overly gassy system.

Is the PSA Mixtape a good firearm for someone looking to run 300 Blackout with an FRT trigger?

The PSA Mixtape is considered a fun and cool gun, and in semi-automatic, it performs well. However, when paired with an FRT trigger and 300 Blackout, especially suppressed, be prepared for tuning challenges. It's not a plug-and-play setup for all ammunition types and requires attention to buffer weights and gas settings.

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