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  • Equipment
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Maintenance

Gas Key Staking Explained: Why It Matters for AR-15 Reliability

1 month ago
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by Upper Authority Editorial Team
Close-up of an AR-15 bolt carrier group showing the gas key and mounting screws on top of the carrier
Maintenance

BCG Troubleshooting Guide: Diagnosing AR-15 Cycling Issues

1 month ago
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by Upper Authority Editorial Team
Close-up of a metal bolt carrier group resting on a dark workbench with tools blurred in the background
Builds

BCG Compatibility Guide: What Works and What Causes Problems

1 month ago
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by Upper Authority Editorial Team
Two metallic bolt carrier groups placed parallel on a dark textured surface with soft directional lighting
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Featured Posts

  • Fundamentals AR-15 Gas Port Size Explained: Reliability, Recoil...
  • Infographic showing overgassed, ideal, and undergassed AR-15 ejection patterns with recoil and cycling characteristics.
    Maintenance Overgassed vs Undergassed AR-15: Symptoms, Causes...
  • Close-up of an AR-15 barrel with gas block and gas tube on a light background
    Fundamentals AR-15 Gas System Explained: How It Actually Works

Upper Authority

Upper Authority is a structured educational resource focused on AR platform configuration, component evaluation, and performance consistency.

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