Stop Guessing: H1 vs H2 vs H3 - The AR-15 Buffer Weight That’s Killing Your Rifle's Function
This video from AT3 Tactical provides an expert-level breakdown of the AR-15 buffer system, explaining its function, history, and the impact of different buffer weights (Standard, H1, H2, H3) on rifle performance. It highlights how buffer tuning is crucial for mitigating over-gassing and improving the cycling of operations, with a high authority level demonstrated by the instructor.









