Centurion Arms Midweight CHF/CL Barrel - Groups and Evaluation

This comprehensive review by Preston Moore, an expert firearms instructor, details the inspection and rigorous 30-shot accuracy testing of a Colt 6520 16" pencil barrel. The analysis includes detailed measurements, bore inspection, and comparative performance data with Federal Gold Medal 77gr Sierra MatchKing, PMC X-Tac M855, and ADI World Class 69gr Sierra MatchKing ammunition, providing valuable insights for AR-15 enthusiasts.

This review of the IWI ARAD 5 highlights its practical application as a short-stroke gas piston rifle with AR-15 lower compatibility. The video details its features, disassembly, accuracy testing with various ammunition, and compares it to other piston-driven rifles. The ARAD 5 is presented as an affordable and reliable option for those seeking piston system benefits without sacrificing logistical advantages.

Preston Moore provides a comprehensive, data-driven review of the Seekins Precision 16" AR-15 barrel, utilizing his proprietary A-ZED scoring system. The review details rigorous testing methodology, including 30-shot groups and borescope analysis, offering high-authority insights into barrel performance, material quality, and potential gas system considerations. This expert assessment is valuable for AR-15 builders and enthusiasts seeking objective performance data.

This expert review by Preston Moore details a comprehensive inspection and ballistic testing of the LMT 12.5" DI barrel in 5.56 NATO. The analysis includes borescope examination of the bore, chamber, and rifling, alongside detailed group testing with various ammunition types. The instructor highlights performance metrics like muzzle velocity and A-ZED scores, offering valuable insights for firearm enthusiasts and builders considering this barrel.

This comprehensive review details the testing of a custom Krieger AR-15 barrel finished by Ross Precision Machine. Preston Moore, demonstrating high authority and an analytical tone, provides detailed borescope inspections, weight measurements, and extensive ballistic data. The barrel exhibits exceptional accuracy and velocity with match-grade ammunition, ranking highly against competitors. The review emphasizes the importance of proper break-in procedures and precise manufacturing tolerances for optimal performance.

This expert review by Preston Moore details the Centurion Arms 14.5" RECCE Barrel, offering a deep dive into its technical specifications, inspection results, and performance. Moore's rigorous testing methodology, including 30-shot groups and borescope analysis, provides valuable data for firearm enthusiasts seeking objective product evaluations. The review highlights potential quality control issues and the manufacturer's warranty response.

Preston Moore, demonstrating high expertise, provides an analytical assessment of a Criterion CORE series barrel after 15,000 rounds. He details significant internal wear, including throat erosion and fire cracking, using specialized tools like borescopes and erosion gauges. Despite the degradation, the barrel still produced surprisingly acceptable groups with specific ammunition, highlighting its durability and the importance of testing worn components.

This video provides an in-depth review and accuracy test of a Ballistic Advantage AR-15 barrel. The presenter, Preston Moore, details the barrel's specifications, including its Hensley profile, 16-inch length, mid-length gas system, and 1:7 twist rate. He conducts extensive live-fire testing with four different ammunition types at 100 yards, meticulously recording group sizes, velocities, and rifle stability scores using advanced equipment. The results are compared against Ballistic Advantage's sub-MOA guarantee, offering practical insights into the barrel's real-world performance.

This video provides an in-depth accuracy test of the Sons of Liberty Gunworks 16-inch SPR barrel, featuring unique polygonal rifling and a 5/8x24 thread pitch. The instructor conducts 30-shot groups with various ammunition types, meticulously recording data on velocity, rifle stability, and group size using advanced metrics like the A-ZED score. The results demonstrate exceptional accuracy, positioning the barrel favorably against competitors.

This video provides a detailed comparison of two BCM ELW (Extreme Lightweight) barrels, examining their manufacturing consistency and on-range performance. The presenter conducts thorough bench inspections, including gauging, weighing, and borescope analysis, highlighting potential manufacturing variations. Live-fire testing involves 30-shot groups at 100 yards with various ammunition types to assess accuracy, velocity, and consistency, offering insights into the practical performance of these lightweight barrels.