Brownells - AR-15 Lower Receiver Parts Kit

This video focuses on AR-15 lower parts kits, guiding viewers on how to select the right one for their build. It highlights the importance of understanding the differences between kits to ensure a successful firearm assembly. The description also encourages viewers to sign up for CMMG Insider updates and provides links to CMMG's website and social media channels for more information on releases and company news.

This YouTube video focuses on a common and crucial aspect of firearm ownership: the buffer system. The title, "What buffer system do you use?", directly asks for viewer input on their preferred buffer systems. While the description is empty, the title alone indicates a discussion or inquiry into different buffer systems, which are vital components for the reliable operation of firearms, particularly semi-automatic rifles like the AR-15 platform. Viewers interested in firearm maintenance, customization, or performance optimization would find this content relevant.

This YouTube video focuses on a reliability check of a new barrel, specifically in conjunction with the Rare Breed FRT (Forced Reset Trigger). The description highlights training opportunities, Patreon support, and community engagement through Facebook and Discord. It also mentions a secondary gaming channel. The content appears to be primarily for firearms enthusiasts interested in the performance and functionality of specific firearm components and trigger systems.

This video focuses on assembling or discussing a lower receiver specifically for a 'Lima Six Belt Fed Upper'. The description emphasizes educational or artistic purposes and strongly promotes firearm safety, legal compliance, and seeking professional instruction. It explicitly states that viewers agree to be of legal age and to follow all applicable laws by watching. The content appears to be aimed at firearm enthusiasts interested in building or understanding specific firearm configurations.

Elliott Delp showcases his favorite AR-15 build, a compact and mobile SBR emphasizing both aesthetics and functionality. The build features a Daniel Defense upper receiver known for reliability, paired with traditional A2 sights and modern accessories like a vertical foregrip and red dot optic. Live-fire demonstrations highlight its performance and manageable recoil.

This video from AT3 Tactical explores the function and necessity of the forward assist on AR-15 style firearms. It delves into the component's historical origins, specifically its introduction during the Vietnam War era, and examines its practical applications and potential drawbacks on modern rifles. The content aims to educate viewers, whether they are new to building or modifying AR-15s, to make an informed decision about the forward assist's role in their firearm setup. The video also touches on specific drills and potential problems associated with the component.

This video details the installation of a Geissele MK8 Super Modular Rail on an AR-15. Key steps include using a Geissele Reaction Rod for upper receiver stability, proper torquing of the proprietary barrel nut, and secure installation of the gas block and tube. The rail is then slid on and secured with two cross-bolts using a T-handle hex wrench. Final steps involve muzzle device installation and a thorough inspection.

Proper ammunition storage is crucial for maintaining reliability and safety. Avoid storing ammo in cardboard boxes in damp environments, as this leads to moisture absorption and corrosion. Utilize airtight containers like ammo cans and control humidity with desiccants like silica gel packs. Heat accelerates gunpowder and primer degradation, so store ammo at stable room temperatures. Reloading primers are particularly vulnerable to moisture and require strict airtight storage.

This video demonstrates how to upgrade an AR-15's A2 furniture to Magpul components. It details the removal of the A2 grip using a Bondhus hex set and the installation of a Magpul MIAD grip with interchangeable backstraps for improved ergonomics. The process also covers preparing and installing the Magpul PRS stock, highlighting its adjustable features for cheek weld and length of pull.

This video explores the custom Remington 11-87 shotgun used as a prop in 'No Country for Old Men.' The film required a semi-automatic shotgun with a suppressor, a combination not readily available at the time. Prop master Larry Zanoff details how a non-functional, 'homemade' looking suppressor was custom-built for the 11-87, with the iconic silenced sound effect achieved entirely in post-production.