This video provides a step-by-step guide on how to install the SB Tactical HBPDW brace on a standard AR-15 lower receiver. It covers the process from securing the receiver in a vice to threading the buffer tube, installing the castle nut with a specialized tool, and finally seating the shorter buffer and spring. The guide emphasizes careful handling of components like the rear takedown spring.
This video from School of the American Rifle details the proper application of Aeroshell 64/33MS grease on AR-15 components. The instructor emphasizes using this specific grease on interfaces with dissimilar metals, such as steel barrel nuts and aluminum receivers, to ensure consistent torque values and prevent seizing over time due to environmental factors and firing residue. While other greases can be used, Aeroshell is recommended for its reliability in achieving accurate torque.
This guide details common mistakes made during AR-15 lower receiver assembly, as explained by Steven Caleb from Brownells. It covers preventing damage to the trigger guard ear, avoiding scratches during bolt catch pin installation, correctly orienting the hammer spring, and the importance of using the right tools. Following these steps ensures a properly functioning and aesthetically sound firearm.
This guide provides expert-level instructions from Steve at Brownells on installing the Primary Weapon Systems (PWS) Enhanced Buffer Tube, featuring a ratcheting castle nut and end plate. The PWS system eliminates the need for staking or Loctite, offering a secure and easily removable assembly. The video details the step-by-step process for attaching the buffer tube to an AR-style lower receiver, securing the castle nut, and installing the enhanced buffer, specifically noting its use in a 9mm pistol build.
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