What's the Best AR Mag?
This video provides a technical deep dive into AR-15 magazine variations, focusing on dimensional differences that affect firearm compatibility and reliability. The presenter, using calipers, measured mag catch height, width, and depth, as well as feed lip swell under load. Key takeaways include how these dimensions impact magazine seating, drop-free ejection, and potential for front-to-rear wiggle. The analysis also explores how different magazine materials and designs handle sustained loaded storage, offering insights for users who store loaded magazines long-term.











