This video provides an in-depth review and ballistic testing of the Centurion Arms FBI 11.5-inch CHF barrel. The presenter details its construction, technical specifications, and performance with various ammunition types, offering group sizes, velocities, and comparisons to other barrels. The review highlights the barrel's potential for accuracy despite minor cosmetic imperfections.
This video details a destructive meltdown test on a Palmetto State Armory CHF M4 Upper receiver chambered in 5.56 NATO. Conducted by Iraqveteran8888, the test pushes the upper to its limits via continuous full-auto fire, monitoring heat with thermal imaging. The analysis, performed with high authority and detailed knowledge of metallurgy and AR-15 dynamics, reveals the barrel's robust construction from 'machine gun steel' and identifies the gas tube as the primary failure point at 430 rounds, acting as a safety fuse. The expert assessment highlights the importance of gas tube material selection for extreme use and suggests future testing with upgraded components.
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