Sig Sauer 551A1 Rifle

Published on August 19, 2013
Duration: 13:09

This guide details the field stripping process for the Sig Sauer 551-A1 rifle, a US-produced clone of the Swiss 550. The process is described as simple, utilizing push-pins similar to an AR-15, allowing for easy access to the AK-inspired internal components for maintenance. The review highlights the rifle's functional reliability despite concerns about build quality.

Quick Summary

The Sig Sauer 551-A1, a US-produced clone of the Swiss 550, faces criticism for its build quality, including significant rattles and receiver play, despite 100% functional reliability. Accuracy at 100 yards averaged 3-4 inches, considered subpar for its $1,600+ MSRP, positioning it more as a collector's item than a precision rifle.

Chapters

  1. 00:00Introduction: Sig Sauer 551-A1
  2. 01:30Initial Sighting and Trigger Impressions
  3. 02:25Accuracy Testing at 100 Yards
  4. 03:43Manual of Arms and Ergonomics
  5. 06:54Field Stripping and Internal Design
  6. 08:26Build Quality Concerns
  7. 10:55Final Verdict

Frequently Asked Questions

What are the main build quality concerns with the US-produced Sig Sauer 551-A1?

The primary build quality concerns include significant rattling in the handguards, noticeable play between the upper and lower receivers, and a loose folding stock, leading to a 'toy-like' feel despite functional reliability.

How does the Sig Sauer 551-A1 perform in terms of accuracy?

Accuracy testing at 100 yards with standard 55-grain and 62-grain PMC ammunition yielded groups between 3 to 4 inches. This level of accuracy is considered unimpressive for a rifle with a $1,600+ MSRP, even without using match-grade ammunition.

What is the disassembly process for the Sig Sauer 551-A1?

Field stripping is straightforward, similar to an AR-15. It involves removing the rear takedown pin to separate receivers, then removing the bolt carrier group and recoil spring assembly, followed by the gas piston.

Is the Sig Sauer 551-A1 considered a good value for its price?

The rifle's high MSRP ($1,600+) combined with its build quality issues makes it more appealing as a collector's item for those seeking the Swiss 550 aesthetic, rather than a high-performance or precision shooting tool.

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