SST Firearms Just Delivered me the Best Platypus I've Ever Shot!

Published on September 21, 2025
Duration: 12:40

This video details the customization of a Stealth Arms Platypus pistol by SST Firearms, featuring custom porting and a Multicam Cerakote finish. The presenter, who has extensive experience with the Platypus platform, highlights the pistol's improved shooting dynamics, including reduced recoil and muzzle flip due to the ports. Velocity comparisons are made against stock Platypus models and a Bersa 5-inch pistol, with the modified Platypus performing exceptionally well.

Quick Summary

The Stealth Arms Platypus pistol was customized by SST Firearms with a chunk port in the front and baby ports in the back, along with a Multicam Cerakote finish. This porting significantly reduces recoil and muzzle flip, allowing for a smoother shooting experience and better optic stability, with negligible velocity loss.

Chapters

  1. 00:00Introduction: The Custom Platypus
  2. 00:07Custom Porting Details
  3. 00:13Cerakote Finish and SST's Work
  4. 00:31Appreciation for SST and Black Rifle Medic
  5. 00:49Initial Firing and Impressions
  6. 01:12Platypus as a Clean Pistol
  7. 01:35Optic Considerations: RMR HD
  8. 01:45Financial Advice: Saving for Gear
  9. 02:11Platypus vs. Glock: Mid-Tier Comparison
  10. 02:25Introduction to Stealth Arms
  11. 02:50Price Point and Value
  12. 03:17More Shooting and Positive Feedback
  13. 03:57Recoil Absorption and Optic Stability
  14. 04:14Velocity Comparison Setup
  15. 04:3560 Rounds of 115gr Blazer Brass
  16. 04:43Velocity Comparison: Platypus vs. Bersa
  17. 05:07Differences Between Two Platypuses
  18. 05:26Platypus Baby (Black Rifle Medic's)
  19. 06:38Zayas (Bersa) Chronograph Session
  20. 07:25Bersa Performance and Issues
  21. 07:42Modified Platypus Chronograph Session
  22. 08:35Comparing Bersa M2Xi to Platypus
  23. 08:41Bersa Issues with Heavier Ammo
  24. 09:04Bersa vs. Platypus Feel
  25. 09:51Stealth Arms Platypus: Made More Perfect
  26. 10:10Grip and Porting Effectiveness
  27. 10:43Loudness of the Ports
  28. 11:06Accuracy Observations
  29. 11:14Future Duty Pistol Plans
  30. 11:31Round Count and Break-in
  31. 11:36SST's Great Job with Ports and Cerakote
  32. 11:55Negligible Velocity Loss with Ports
  33. 12:01Open Class in Defensive Shoots
  34. 12:14Everyday Carry and Duty Considerations
  35. 12:27Train, Evolve, and God Bless

Frequently Asked Questions

What custom modifications were made to the Stealth Arms Platypus in the video?

The Stealth Arms Platypus received custom porting from SST Firearms, including a chunk port at the front and baby ports at the rear. It also features a Multicam Cerakote finish applied by SST.

How does the custom porting affect the shooting experience of the Platypus?

The custom porting significantly absorbs recoil and reduces muzzle flip, making the pistol shoot flatter and smoother. This allows the optic to stay on target more effectively during rapid fire.

What is the presenter's opinion on the Stealth Arms Platypus compared to other pistols?

The presenter considers the Platypus a 'mid-tier' pistol, comparable to a Glock in terms of reliability and value. With upgrades like those from SST, it's elevated to an 'outstanding pistol' suitable for duty use.

Are there any significant velocity losses with the custom porting on the Platypus?

No, the presenter emphasizes that there is negligible velocity loss despite the numerous ports. This was observed during chronograph testing with standard 115-grain ammunition.

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