Layout G - Upper Authority

Layout G (one post)

Layout G (slider)

Layout G (comb with C)

Layout G (list + load more)

Fundamentals

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

3 weeks ago

by Upper Authority Editorial Team

Maintenance

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

3 weeks 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

4 weeks ago

by Upper Authority Editorial Team

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