CZ 805 Bren S1 First Look

Published on November 1, 2017
Duration: 28:59

This guide details the field stripping process for the CZ 805 Bren S1, a piston-driven rifle from the Czech Republic. The process involves removing the bolt carrier group, recoil spring, and then separating the receivers to access the barrel. This is essential for routine maintenance and cleaning.

Quick Summary

The CZ 805 Bren S1 is a piston-driven rifle featuring a 16-inch barrel, STANAG magazine compatibility, and an adjustable gas block. It offers respectable accuracy between 2.5-4 MOA and is considered a robust alternative to platforms like the FN SCAR, with potential advantages in optic longevity due to its design.

Chapters

  1. 00:00Initial Shooting Demo
  2. 02:49History and Context
  3. 04:17External Features and Optics
  4. 05:51Barrel Specifications
  5. 06:41Lower Receiver and Magazine Compatibility
  6. 07:51Ergonomics and Suppression Issues
  7. 09:11Mechanical Comparison with FN SCAR
  8. 10:14Controls and Accuracy Expectations
  9. 11:42Field Stripping and Internals
  10. 13:01Extended Range Testing and Conclusion

Frequently Asked Questions

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

The CZ 805 Bren S1 features a 16-inch barrel, 1:7" twist rate, 1/2x28 muzzle thread, STANAG magazine compatibility, an adjustable gas block with a suppressor setting, and a folding/telescoping stock. It uses a short-stroke gas piston system.

How accurate is the CZ 805 Bren S1?

Accuracy for the CZ 805 Bren S1 is reported to be in the range of 2.5 to 4 MOA. While not a precision rifle, this level of accuracy is considered respectable for a rugged, piston-driven battle rifle platform.

What is the main difference between the CZ 805 Bren S1 import and the military version?

The primary difference for the US import S1 version is its lower receiver, which is compatible with standard STANAG (AR-15) magazines, unlike the military version that uses proprietary magazines.

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

The CZ 805 Bren S1 is a piston-driven rifle that is compared to the FN SCAR. Experts suggest the Bren's lighter bolt carrier group might be less abusive to optics than the SCAR's heavier reciprocating mass.

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