CZ 805 Bren S1 First Look

Published on November 1, 2017
Duration: 28:59

The CZ 805 Bren S1 is a modular, piston-driven rifle offering a quality alternative to the FN SCAR. It features a 16-inch cold hammer-forged barrel with a 1:7 twist and 1/2x28 threading, compatible with AR-15 magazines. While it has a suppressor setting, it can be gassy, and accuracy is around 2.5-4 MOA, making it a rugged battle rifle rather than a precision instrument.

Quick Summary

The CZ 805 Bren S1 rifle offers respectable accuracy between 2.5 and 4 MOA, suitable for a rugged battle rifle. It features a 16-inch barrel with a 1:7 twist and 1/2x28 threading, and its lighter bolt carrier group is less abusive to optics than the FN SCAR's.

Chapters

  1. 00:00Initial Shooting Demo & Accuracy
  2. 02:49History & Czech Firearm Heritage
  3. 04:17External Features & Optics Setup
  4. 05:51Barrel Specs & Muzzle Threading
  5. 06:41Lower Receiver & Magazine Compatibility
  6. 07:51Ergonomics & Suppression Issues
  7. 09:11Mechanical Comparison: Bren vs. SCAR
  8. 10:14Controls & Accuracy Expectations
  9. 11:42Field Stripping & Internals
  10. 13:01Extended Range Testing & Conclusion

Frequently Asked Questions

What is the accuracy of the CZ 805 Bren S1 rifle?

The CZ 805 Bren S1 is reported to have an accuracy range between 2.5 and 4 MOA. While not considered a precision rifle, this performance is deemed respectable for a rugged battle rifle platform.

What are the key external features of the CZ 805 Bren S1?

The rifle features a reciprocating charging handle, full-length Picatinny rails for accessories, an adjustable gas system with a suppressor setting, and a folding, 4-position adjustable stock.

How does the CZ 805 Bren S1 compare mechanically to the FN SCAR?

The CZ 805 Bren S1 utilizes a short-stroke piston system with a lighter bolt carrier group. This is suggested to be less abusive to optics compared to the FN SCAR's heavier reciprocating mass, which is known to damage sensitive electronics.

What are the barrel specifications for the CZ 805 Bren S1?

The rifle is equipped with a 16-inch cold hammer-forged barrel featuring a 1:7 inch right-hand twist rate. Crucially for the US market, the muzzle is threaded 1/2x28 for standard American muzzle devices and suppressors.

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