Major AR15 Malfunction?!

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 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 process of replacing the buffer and spring assembly in an AR-15 platform rifle. It covers disassembly, removal of the old components, installation of new parts like the Kynshot RB5000 hydraulic buffer or the Geissele Super 42 system, and reassembly with a function check. The video emphasizes proper technique and the benefits of upgraded components for recoil management and reliability.

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 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 guide details the cleaning process for the VKTR VK1's Bolt Carrier Group (BCG), emphasizing the unique patented cam path. The video highlights the BCG's thin dense chrome finish and its role in reliability. Proper maintenance ensures the longevity and performance of this piston-driven AR.

This video provides a silent, cinematic demonstration of a custom MK18-style AR-15 build, showcasing high-end tactical accessories. It highlights the integration of professional-grade components like the Unity Tactical FAST riser system for optics, a JK Armament suppressor, and a Cloud Defensive Rein weapon light, emphasizing proper setup and advanced configurations. The build features a Daniel Defense RIS II rail and an Aero Precision lower with a Law Tactical folding stock adapter, demonstrating a meticulous approach to firearm customization.

This entry details a visual showcase of a Zastava ZPAP M70 AK-47 modified into a bullpup configuration. The firearm features a custom chassis with a carry handle and optics rail, demonstrating a unique approach to the AK platform. The demonstration highlights the rear-mounted magazine and trigger linkage typical of bullpup designs.

This guide details a durability test comparing a $70 Amazon ACOG clone against a $1300 Trijicon ACOG. The test involves baseline accuracy firing, impact resistance testing, and a submersion test in a river to evaluate waterproofing. The results highlight significant differences in build quality and resilience between the budget and premium optics.

This review from Tactical Advisor provides an expert look at the Palmetto State Armory (PSA) Sabre rifle, highlighting its impressive value at a $900 price point. The rifle comes with significant factory upgrades, including an enhanced trigger and controls, a 13.7-inch pinned and welded barrel, and an adjustable gas block for performance tuning. The assessment suggests it's a strong contender for the best budget rifle on the market.