Build Box Bonus: Eliminating Upper/Lower Wobble | Gun Talk Media

This guide, presented by School of the American Rifle, details how to identify and replace a malformed weld spring in an AR-15 Delta Ring assembly. A misaligned weld spring can cause the gas tube to be pushed off-center, leading to excessive friction or damage to the carrier key and gas tube. Replacing the faulty component ensures proper gas tube alignment and firearm reliability.

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 guide details the reassembly process for the Ruger Harrier Rifle, emphasizing critical safety precautions. It covers the step-by-step installation of the bolt, bolt carrier, cam pin, firing pin, charging handle, and the joining of upper and lower receivers. The instructions are delivered with expert clarity, ensuring proper function and safe operation after reassembly.

This video provides a comprehensive, step-by-step guide to building a .300 Blackout AR-15 pistol. Caleb from Brownells walks viewers through the entire process, from selecting top-tier components from manufacturers like Aero Precision and Sons of Liberty Gun Works, to detailed assembly of the lower receiver, upper receiver, gas system, and the installation of accessories such as optics and lights. The guide offers valuable tips on essential techniques like staking castle nuts and setting torque specs, making it an ideal resource for both novice builders and those seeking to learn more about AR-15 customization.

This video addresses a common issue encountered when using .22 Conversion kits with AR-15 platforms, where manufacturing variances can cause compatibility problems. The "Quarter Trick" is presented as a simple and inexpensive solution to rectify these issues. The video encourages viewers to become CMMG Insiders for updates on new releases and provides links to CMMG's website, Instagram, and Twitter for more information and engagement.

This episode of First Person Defender simulates a home invasion scenario to test defensive tactics. Chris Cerino, an experienced shooter, demonstrates how to engage threats while protecting his family and infant daughter. Key takeaways include the importance of cover, effective corner clearing techniques like the 'shoulder bump', and the utility of laser sights in low-light conditions.

This episode of First Person Defender simulates a real-life gun shop attack, testing participant Luke's response under pressure. Key takeaways include the critical importance of proactive awareness and avoidance, utilizing cover effectively (even if imperfect), and the necessity of consistent firearms training. The scenario highlights tactical movement, shooting from behind cover, and engaging multiple threats, emphasizing that preparedness is as vital as the right to carry.

This episode of 'First Person Defender' simulates a gun store robbery, highlighting critical self-defense mistakes made by participant Jeremy, a concealed carry holder. Key takeaways include the importance of using cover, verbal commands, and maintaining situational awareness, especially when facing multiple threats. The debrief and subsequent training emphasize practical application of these principles in high-stress scenarios.

The North American Arms (NAA) Ranger II is a new break-top mini revolver that revives a classic design. Its break-top mechanism, featuring built-in extractors, simplifies loading and unloading compared to other mini revolvers. While capable of a two-handed grip, its compact size makes one-handed shooting effective for close-range defense. The Ranger II offers a blend of historical appeal and modern practicality for concealed carry or range use.