Prototype 5.56 Sugar Weasel by Q

Published on April 26, 2020
Duration: 13:42

This review details the development and performance of a prototype 5.56mm Q Sugar Weasel upper receiver. The presenter, an experienced competitive shooter, discusses the rifle's origins, modifications, and its performance in tactical competitions. The review includes detailed accuracy testing with various ammunition types and offers insights into optimal barrel lengths and potential troubleshooting for malfunctions.

Quick Summary

The Q 5.56 Sugar Weasel prototype features a 12.75-inch stainless steel 1:7 twist barrel and an adjustable gas block. Accuracy testing at 100 yards showed groups ranging from 1.20 MOA (Remington Match) to 3.79 MOA (Red Army Standard), with the 12.5-12.75 inch barrel length considered an optimal 'sweet spot'.

Chapters

  1. 00:00Introduction & Overview
  2. 00:20Origin of Prototype Idea
  3. 00:44Initial Custom Rifle Request
  4. 01:44Q Collaboration & First Prototype Build
  5. 02:24First Prototype Details & Initial Malfunction
  6. 03:322019 Tactical Games (Mississippi) Success
  7. 04:042019 Tactical Games (Texas) Issues
  8. 05:51Visual of Tango Down Mag Dumps
  9. 06:27Conclusion on Malfunctions & Success in South Carolina
  10. 08:07Final Build Specifications
  11. 08:47Accuracy Testing Results
  12. 11:16Overall Impressions & Barrel Length Sweet Spot
  13. 12:21Availability & Support

Frequently Asked Questions

What are the key specifications of the Q 5.56 Sugar Weasel prototype?

The prototype features a 12.75-inch stainless steel 1:7 twist barrel, a carbine-length gas system with an adjustable gas block, and a Cherry Bomb muzzle device. It has a clear anodized Q upper receiver without a forward assist and a 12-inch M-LOK handguard.

What barrel length is considered optimal for a 5.56mm carbine like the Sugar Weasel prototype?

The presenter suggests that a barrel length between 12.5 and 12.75 inches represents a 'sweet spot' for the 5.56mm cartridge, offering a good balance between internal ballistics and manageable recoil for a carbine platform.

What were the causes of malfunctions experienced with the Q Sugar Weasel prototype?

Malfunctions during the 2019 Texas Tactical Games were linked to specific ammunition (Idaho Ordnance Factory 55-grain) and Tango Down ARC magazines, where powder was dumped and rounds stripped. The weapon itself was not deemed the cause.

How accurate is the Q 5.56 Sugar Weasel prototype?

Accuracy testing at 100 yards showed varied results depending on ammunition. The best group was 1.20 MOA with Remington Match 223, while Red Army Standard .223 REM yielded 3.79 MOA. Overall, groups ranged from 1.20 to 3.79 MOA.

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