Knight’s Armament KS-1: Premium Rifle, Average Performance?

This video provides a detailed technical review of the V7 Weapon Systems 12.5-inch barrel, including its construction, chamber dimensions, and performance with various ammunition types. The analysis includes specific group sizes, velocities, and standard deviations, offering valuable data for firearm enthusiasts and builders.

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 review examines the Sons Liberty Gunworks Combat V2 13.7" button-rifled barrel, comparing it to its Cold Hammer Forged counterpart. The analysis includes detailed measurements, material specifications, and extensive ballistic testing with various ammunition types. The barrel is constructed from 4150 chrome moly vanadium steel, QPQ treated, and features a 1-7 twist rate and mid-length gas system, demonstrating competitive accuracy for its price point.

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 provides a detailed review and performance test of a Sons of Liberty Gunworks (SOLGW) 13.9-inch Cold Hammer Forged Combat V2 barrel. The reviewer, Preston Moore, assesses the barrel's physical characteristics, including its construction from 4150 chrome moly vanadium steel, QPQ treatment, and gas system dimensions. He then conducts live-fire accuracy tests with three different ammunition types, documenting group sizes and velocities. The findings indicate that while the barrel exhibits good initial build quality, its accuracy performance was below expectations compared to other barrels tested under similar conditions.

Elliott Delp, an established firearms reviewer, presents an analytical and data-driven review of the American Defense Manufacturing (ADM) UIC AR-15 in 5.56 NATO. The review focuses on accuracy, utilizing Ballistic-X software for precise measurements. Delp compares the ADM UIC against other high-end AR-15s, highlighting its performance metrics.

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.