Ep-12: What Parts Do You Need To Build Your AR-15 Lower? Safeties, Pins, Retainers, Mag Catches…? https://greyhive.com/videos/watch/74381c92-2448-4284-ac4e-ae3598ed09c6 Hey, did you know... AR15 lower parts kits aren't just for AR-15 Builders? Actually, an entire lower parts kit probably isn't for you either. Be selective about your AR15 ambi safety selector or bolt catch design, but also be mindful of it's purpose. Today, we cover all the parts you need to complete a lower or swap out parts on your existing lower; what they are; what they do...and the thousands of options out there., Ultimate AR-15 Beginner's Guide https://www.youtube.com/playlist?list=PLvexlTF9ttDqpICeC3Um-QCj1fkSUXEEc Complete AR-10 Builder's Guide https://www.youtube.com/playlist?list=PLvexlTF9ttDr3IO1yjJWbN8f7fQhfZCWi 00:00 - Intro 00:42 - Lower Parts 01:32 - Buffer Retainer 02:35 - Magazine Catch 03:56 - Safety Selector 06:40 - Bolt Catch 07:42 - Battery Assist Device 08:16 - Pivot and Takedown Pins 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. Wed, 03 Jun 2026 14:05:26 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://greyhive.com Ep-12: What Parts Do You Need To Build Your AR-15 Lower? Safeties, Pins, Retainers, Mag Catches…? https://greyhive.com/lazy-static/avatars/6094f644-7703-4c4f-a34f-a1e437f27e03.webp https://greyhive.com/videos/watch/74381c92-2448-4284-ac4e-ae3598ed09c6 All rights reserved, unless otherwise specified in the terms specified at https://greyhive.com/about and potential licenses granted by each content's rightholder.