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Fundamentals

AR-15 Gas Port Size Explained: Reliability, Recoil, and Cycling

1 week ago

by Upper Authority Editorial Team

Maintenance

Overgassed vs Undergassed AR-15: Symptoms, Causes, and Fixes

1 week ago

by Upper Authority Editorial Team

Infographic showing overgassed, ideal, and undergassed AR-15 ejection patterns with recoil and cycling characteristics.

Fundamentals

AR-15 Gas System Explained: How It Actually Works

2 weeks ago

by Upper Authority Editorial Team

Close-up of an AR-15 barrel with gas block and gas tube on a light background