Videos tagged with A-ZED Score

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 test evaluates nine different AR-15 barrels using ADI World Class 69gr Sierra MatchKing ammunition, a budget-friendly match option. The analysis, conducted by Preston Moore, utilizes advanced data collection methods including chronographs and shooter error sensors to measure group sizes, velocities, and consistency. The Seekins Precision 16" barrel emerged as the top performer, demonstrating the importance of barrel-ammo synergy even with budget-conscious choices.

This guide details the comprehensive inspection and testing process for an AR-15 barrel, as demonstrated by Preston Moore. It covers essential bench inspections using specialized gauges and micrometers, followed by detailed borescope analysis of the bore and chamber. The guide emphasizes a rigorous 30-shot group testing methodology to evaluate accuracy under simulated match conditions, utilizing proprietary metrics like the A-ZED score for objective benchmarking. This approach provides high-confidence data for discerning barrel performance.

This expert guide details how to assess the consistency and accuracy of Daniel Defense AR-15 barrels, as demonstrated by Preston Moore. It covers detailed bench measurements, borescope inspections, and range testing with various ammunition types using a 30-shot group methodology to evaluate real-world performance and heat effects. The analysis includes statistical scoring to rank barrel 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.