https://greyhive.com/videos/watch/c254caf5-6e7c-4a19-a377-576fe6c9778f Today, C.J. is focusing on the bolt carrier group (BCG). This how-to guide provides a clear look at the components of your ar15 BCG, and it will cover the essential 8 jobs that the BCG has while firing. Go check out the How The AR-15 Works Video by Matt Rittman: https://youtu.be/omv85cLfmxU?si=6D9U3_96bUleLusp Timestamps: The 8 Jobs of the BCG 00:40 - Step 1: Trigger Pull & Firing 01:34 - Step 2: Gas Redirection 02:37 - Step 3: Internal Gas Expansion 04:41 - Step 4: Unlocking 05:35 - Step 5: Extraction 06:03 - Step 6: Ejection 06:42 - Step 7: Hammer Reset & Recoil 06:54 - Step 8: Chambering & Locking Materials & Variations 07:51 - Lightweight & Low-Mass BCGs 07:59 - Materials 09:33 - The Downside of Low-Mass BCGs 10:27 - Specialty BCGs 11:23 - Coatings Follow us https://social.at3tactical.com/ 🤝 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 09:36:56 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/c254caf5-6e7c-4a19-a377-576fe6c9778f All rights reserved, unless otherwise specified in the terms specified at https://greyhive.com/about and potential licenses granted by each content's rightholder.