https://greyhive.com/videos/watch/d779d6ba-ed21-4a4c-9a6c-42925e9f3e61 Everybody argues about barrel length… but almost nobody explains the reason their favorite barrel length works for them. In Episode 3 of the AT3 Tactical AR-15 Barrel Guide, we attack through the noise and show you exactly how barrel length affects velocity, terminal performance, effective range, handling, recoil, and briefly discuss some of the legal considerations for builders. Timestamps: 0:00 The Great Barrel Length Debate 1:10 What "Barrel Length" Actually Means 3:45 How Barrel Length Controls Muzzle Velocity 7:44 Why Velocity Matters 9:15 Discussing Effective Range Implications 12:08 How Barrel Lengths Feel in Your Hands 15:30 An Entire Section of Opinions 25:19 Barrel Length and the NFA 28:29 An Analogy and the Conclusion Relevant Links Series Playlist: https://www.youtube.com/playlist?list=PLvexlTF9ttDpfA9pCN5N4fsyMi9WN67kr Related Video: https://www.youtube.com/watch?v=z06pAJciuNI Follow us Instagram: @at3tactical Twitter/X: @AT3Tactical Facebook: facebook.com/AT3Tactical 🤝 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. AT3 Tactical | Build The Ultimate AR Wed, 17 Jun 2026 09:28:18 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/d779d6ba-ed21-4a4c-9a6c-42925e9f3e61 All rights reserved, unless otherwise specified in the terms specified at https://greyhive.com/about and potential licenses granted by each content's rightholder.