Costa Rican Breda PG: The First Burst-Fire Rifle

Published on August 11, 2017
Duration: 18:26

The Breda PG, an early Italian select-fire rifle, was produced for Costa Rica in 7mm Mauser with a unique 4-round burst feature. It fires from an open bolt and utilizes a complex dual-ratchet mechanism for its burst mode, which has limitations in accuracy after switching fire modes. Despite its innovative design, the rifle's complexity and quirks likely hindered widespread adoption.

Quick Summary

The Breda PG, produced in the 1930s, was an early Italian select-fire rifle. The Costa Rican contract variant featured a unique 4-round burst mode using a complex dual-ratchet mechanism, firing from an open bolt in 7mm Mauser.

Chapters

  1. 00:00Introduction: Breda PG History
  2. 02:36External Markings & Sights
  3. 03:50Controls & Ergonomics
  4. 05:54Disassembly & Gas System
  5. 08:29Internal Mechanics: Open Bolt
  6. 11:194-Round Burst Mechanism Explained
  7. 15:09Operation & Conclusion

Frequently Asked Questions

What made the Breda PG rifle unique for its time?

The Breda PG was notable for being one of the earliest select-fire rifles, particularly the Costa Rican contract version which featured a sophisticated 4-round burst fire mode, a rarity in the early 1930s.

What were the main calibers and contracts for the Breda PG?

The Breda PG was produced in 6.5x52mm Carcano for Italy (semi-auto only) and in 7x57mm Mauser for Costa Rica, which featured the select-fire and burst capabilities.

How did the Breda PG's burst fire mechanism work?

It utilized a complex system with two ratcheting gear wheels. One cycled with each shot, while the second tripped the disconnector every four rounds, though this system had limitations.

What are some potential drawbacks of the Breda PG's design?

The burst mechanism's counter could cycle during semi-auto fire, making burst length unpredictable. Additionally, the rifle had a somewhat awkward grip and a short buttstock.

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