Brownells - AR-15 Parts Kit

This guide details how to address a seized AR-15 upper receiver, a common issue exacerbated by suppressor use and infrequent cleaning. The instructor, with extensive firearms experience, demonstrates a multi-stage approach starting with penetrating oils and progressing to more aggressive chemical cleaners when initial methods fail. The video emphasizes understanding dwell time and the effects of carbon buildup, offering practical solutions for a problem that can render a firearm inoperable.

This video details a troubleshooting process for an AR-15 experiencing a stuck bolt carrier group. The issue was ultimately identified as an incorrectly sized buffer tube detent that was too long, causing it to catch. The presenter demonstrates the process of identifying the problem, swapping parts, and testing functionality, emphasizing the importance of correct component fit for reliable operation.

This video provides an in-depth look at the Franklin Armory binary trigger system, presented as an alternative for those in states where FRTs are prohibited. The speaker highlights its affordability, especially after recent price drops, and its ability to provide rapid fire capabilities. The installation process is detailed, emphasizing the trigger's dual-mode functionality (semi-automatic and binary) and its potential to enhance range fun, even for new shooters. The speaker, an experienced firearms enthusiast, also touches on other gear like O-site optics and Shellshock ear protection.

This video showcases vintage Colt M16A1 parts kits, highlighting their original components including 20-inch chrome-lined pencil barrels with Colt markings, C-marked bolt carrier groups, MPC-marked bolts, teardrop forward assists, and original Colt pistol grips and full-auto trigger groups. The kits include a cut receiver stub, which may bear 'Colt M16' or 'AR-15' markings. The presenter notes that parts are in fair, serviceable condition with expected wear, including potential cracks in handguards and buttstocks.

This guide details common failure points and maintenance schedules for the AR-15 platform, drawing from practical experience. It covers wear on critical components like the bolt, extractor, gas rings, firing pin, barrel, and gas system, providing estimated lifespans for each. The information emphasizes the importance of regular cleaning, lubrication, and inspection, especially when using accessories like suppressors that can increase fouling. It also touches on the durability differences between aluminum and steel gas blocks and the potential weaknesses of early polymer lower receivers.

This expert guide from the School of the American Rifle details how to identify and address rough carrier key bores in AR-15 bolt carrier groups. The instructor, demonstrating expert knowledge, explains how these manufacturing defects, particularly on Colt components, can lead to premature wear on the gas tube and reduced reliability. Solutions involve replacing the defective carrier key to ensure smooth operation and longevity of the firearm.

This guide details the installation of a Geissele MK8 Super Modular Rail on an AR-15 platform. It covers securing the upper receiver, installing the barrel nut, gas system, and the rail itself, emphasizing the use of specialized tools and proper torque specifications. The process requires an intermediate skill level and careful attention to detail for a secure and functional build.

This guide, based on expert instruction from Brownells, details essential practices for proper ammunition storage. It emphasizes using airtight containers, managing humidity with desiccants, and maintaining stable temperatures to ensure ammunition reliability and safety. Proper storage is crucial for preventing corrosion and propellant degradation, especially for sensitive components like primers.

This guide details the process of upgrading an AR-15 from standard A2 furniture to Magpul components. It covers the removal of the A2 pistol grip and installation of the Magpul MIAD Grip and Magpul PRS Stock. The video demonstrates efficient assembly using specialized tools, highlighting the ergonomic benefits and adjustability of the Magpul parts. Instruction is provided by Brownells, a recognized industry authority.

This entry details the creation of a movie prop suppressor for a Remington 11-87 used in 'No Country for Old Men.' Prop master Larry Zanoff explains how the suppressor was designed to look homemade and was non-functional, with sound effects added in post-production. The process highlights the creative problem-solving involved in film armory.