Videos tagged with Wear Prevention

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, based on expert instruction from School of the American Rifle, details the critical importance of proper feed ramp blending on AR-15 upper receivers. It highlights the severe consequences of improperly grinding aluminum feed ramps, such as removing protective anodizing and leading to premature wear and failure. The guide emphasizes careful diagnosis and vetting of gunsmiths to prevent costly damage to expensive components.

This guide details the essential lubrication steps for an SKS rifle following disassembly and cleaning, as demonstrated by Brownells, Inc. Proper lubrication is crucial for preventing malfunctions and excessive wear. The process involves carefully oiling the firing pin, bolt, bolt carrier, receiver interior, and trigger group, emphasizing a thin, protective coat and wiping away excess oil.