SOLGW’s Liberty Fighting Barrel… New and Improved?

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.

This video compares the accuracy and velocity of 77-grain Open Tip Match (OTM) ammunition from AAC, Phantom Defense, and IMI, tested in both 16-inch and 11.5-inch AR-15 barrels. The presenter also briefly touches on 55-grain ammunition for comparison. The testing focuses on group size and muzzle velocity, providing data points for each ammunition type across different barrel lengths.

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 review covers the Geissele Border Patrol Rifle (16-inch variant), a civilian market offering based on a contract for US Border Patrol rifles. The rifle is noted for its lightweight design, smooth shooting characteristics, and robust construction. Key features include the Geissele Mark 20 rail, a Geissele length gas system for enhanced smoothness, a cold hammer-forged chrome-lined barrel, and a Geissele MIL-SPEC bolt carrier group. The review highlights its reliability over 1400-1500 rounds with zero malfunctions and competitive accuracy, positioning it as a high-quality option comparable to other premium AR-15 manufacturers.

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 video provides an expert-level comparison of two competitively priced .308 Winchester battle rifles: the Ruger SFAR and the Palmetto State Armory Sabre-10. The host, demonstrating high authority and practical experience, details the unique small-frame design of the SFAR, emphasizing its weight savings and portability, while highlighting the Sabre-10's conventional AR-10 robustness and out-of-the-box premium upgrades. Both rifles are tested for accuracy, showing sub-MOA potential, making them compelling options in the market.

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.