Steyr AUG 40th Anniversary - A Modern Classic StG77

Published on July 20, 2017
Duration: 28:50

This guide details the field stripping and reassembly process for the Steyr StG77 40th Anniversary edition, as demonstrated by an expert from Military Arms Channel. It covers barrel removal, trigger pack access, and reassembly, highlighting potential alignment issues with the trigger bars. The expert emphasizes safety and provides insights into the rifle's unique bullpup design.

Quick Summary

The Steyr StG77 40th Anniversary edition features a two-piece receiver, unlike the one-piece cast receivers of original 1980s AUG models. It includes a 1.5x Swarovski optic with a 'Donut of Death' reticle and experienced initial zeroing difficulties, hitting low at 100 yards.

Chapters

  1. 00:00Introduction and Unboxing
  2. 01:54Box Contents and Initial Inspection
  3. 05:31Field Stripping and Internal Components
  4. 11:41Range Preparation and Zeroing Issues
  5. 16:26Live Fire and Performance
  6. 18:30Comparison and Technical Differences
  7. 21:04Final Assessment and Specs

Frequently Asked Questions

What are the key differences between the Steyr StG77 40th Anniversary and original Steyr AUG models?

The StG77 40th Anniversary edition features a two-piece receiver where the optic housing is pinned, distinguishing it from the one-piece cast receivers found on original 1980s Steyr AUG models. This reflects modern manufacturing approaches while maintaining the classic bullpup design.

What issues were encountered during the zeroing process for the Steyr StG77?

During zeroing, the Steyr StG77 hit significantly low at 100 yards, requiring the shooter to move to 5 yards to establish a point of impact and adjust the 1.5x Swarovski optic. This highlights the importance of a thorough zeroing procedure for bullpup rifles.

What is the significance of the 'StG77' designation for the Steyr AUG?

'StG77' is the military designation for the Steyr AUG rifle, translating to 'Sturmgewehr 1977'. This nomenclature signifies its role as an assault rifle adopted by military forces, differentiating it from civilian nomenclature.

What are the notable internal components of the Steyr AUG revealed during field stripping?

Field stripping the Steyr AUG reveals key components like the gas piston system, dual guide rods for the bolt carrier, and the distinctive dual silver trigger bars that connect the trigger pack to the bolt mechanism. Careful alignment is crucial during reassembly.

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