https://greyhive.com/videos/watch/11a24090-cb95-46d2-8de9-62515aad7dbd Follow us https://social.at3tactical.com/ In this video, we break down the frantic history of the AR-15 buffer. We’ll explore the problems that almost killed the platform in Vietnam and look at the engineering genius of Foster Sturtevant, who essentially saved the rifle and kept it in the fight. In this video, we cover: The Struggle: Why early firearms engineers, from John Browning to German MG42 designers, fought a constant war against recoil. Stoner’s Vision: How Eugene Stoner’s radical "straight-line" axis design changed the way rifles absorbed energy. The Failure: Why the original Edgewater buffer system proved disastrous under field conditions. The Deadblow Solution: How a simple shift in uncoupled mass finally brought the AR-15 to the standard of reliability we rely on today. Chapters: Timestamps: 00:00 - Introduction: The physics of the AR-15 recoil. 00:58 - Historical Precursors: John Browning’s M1917 and M1919 machine guns. 02:50 - German Engineering: The MG42's braided helical recoil spring. 04:06 - The Edgewater Spring System: Industrial train technology scaled down. 04:59 - Eugene Stoner & The AR-10: Designing for linear geometry and muzzle rise. 06:40 - The Early AR-15 & Colt Model 601: The transition to the Edgewater buffer. 07:18 - Failures in Vietnam: Seizing, bolt carrier bounce, and light strikes. 09:00 - The Powder Problem: How changing to ball powder affected cycling rates. 10:24 - Experimental Solutions: Colt's hydraulic buffer and the Vltor A5 system. 13:44 - The Modern Fix: Foster Sturdivant’s dead-blow buffer design (1966). 15:28 - Conclusion: Moving from steel to tungsten weights. 15:54 - Outtakes and bloopers. If you enjoyed this look into the engineering history of your favorite firearms, make sure to hit that subscribe button for more deep dives. 🤝 Transparency We strive to provide the growing AR-15 shooting community with helpful, fact-driven information about the AR-15 & AR-15 style firearms and accessories to do our part in bolstering a more well-informed community and safer when handling, building, or shooting their personal firearm. Let's face it, we all have to start somewhere when it comes to becoming a firearms expert. Our goal is to help you get there one small step at a time. The purpose and content of this video is to provide general information regarding the products and their applications on any/all related firearms that strictly comply with all federal, Minnesota state, and local laws. The viewer expressly agrees that AT3 Tactical LLC; its officers, directors, employees, and agents shall not be liable for any damages or losses related to the products and information provided in this video and hereby agrees to hold the foregoing harmless from any such losses or damages. AT3 Tactical LLC is a Federal Firearms Licensee. #AR15 #GunHistory #Engineering #Firearms #Stoner #BufferSystem AT3 Tactical | Build The Ultimate AR Sat, 29 Aug 2026 04:58:04 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://greyhive.com https://greyhive.com/lazy-static/avatars/5746210d-885d-44b2-9be0-92bf1e4d34df.webp https://greyhive.com/videos/watch/11a24090-cb95-46d2-8de9-62515aad7dbd All rights reserved, unless otherwise specified in the terms specified at https://greyhive.com/about and potential licenses granted by each content's rightholder.