Videos tagged with Group Size

This video details a lot-to-lot consistency test of Fiocchi 55gr M193 ammunition. The instructor found significant variations in accuracy and velocity between different lots, impacting performance. Testing was conducted at 100 yards using two different AR-15 barrels, a 20-inch Bear Creek Arsenal HBAR and a 14.5-inch Hodge barrel, with data collected via a Garmin chronograph and Mantis X10.

This video compares Fiocchi Range Dynamics and CCI Standard Velocity .22LR ammunition at 100 yards using a CZ 457 rifle. While both ammunitions are 40-grain lead round nose, the Fiocchi exhibited significant inconsistency and flyers, resulting in a larger average group size (2.23 inches) and mean radius (.73 MOA). CCI Standard Velocity, despite also having flyers, demonstrated better overall consistency with a slightly smaller average group size (2.21 inches) and a tighter mean radius (.66 MOA), making it the preferred choice for accuracy in this specific rifle setup.

This video provides a detailed comparison of five different brands of 55-grain M193 ammunition, evaluating their performance through two distinct AR-15 barrels. The analysis includes muzzle velocity, 30-shot group sizes, and AZ scores at 100 yards, offering valuable data for shooters seeking to understand brand-specific performance characteristics.

This video tests the practical accuracy of the Henry Big Boy Carbine at 50 yards using various 38 Special and 357 Magnum loads. The presenter notes significant variations in point of impact between different ammunition types and weights, even within the same caliber. The testing highlights how ammunition choice can drastically affect accuracy and requires potential sight adjustments for optimal performance.

This video provides a detailed review of Frontier's FR262 77gr OTM ammunition, a budget clone of the MK262 load. The reviewer tested it across five different AR-15 barrels, noting significant velocity variation between lots and individual shots, leading to poor extreme spreads and standard deviations in most cases. While some groups were decent, many exhibited flyers and inconsistent performance, particularly in shorter barrels. The FR262 generally achieved high velocities but struggled with accuracy compared to premium loads.

This video compares the accuracy of a Colt/Daniel Defense Mark18 and an HK 416D, both with short barrels (10.3" and 10.4" respectively). The Mark18 demonstrated a tighter grouping in the test, leading to its designation as the winner. The presenter notes potential factors influencing the 416D's performance, such as unknown round count and maintenance history, while the Mark18 was relatively new and benefited from a magnifier for easier aiming.

This guide outlines the accuracy testing procedure for the Heckler & Koch G3 SG1, as demonstrated by 9-Hole Reviews. It details the use of various ammunition types, optics, and measurement tools to assess the rifle's performance, highlighting its capabilities with specific loads and its inherent design characteristics. The expert-level assessment emphasizes the rifle's reliability and accuracy potential, particularly when paired with appropriate components.

This video details an extreme accuracy challenge where participants shoot at distances up to 1000 yards. It highlights the performance of various precision rifles and cartridges, including 7 PRC, 6.5 PRC, and .308 Winchester. The competition emphasizes shooter skill in adjusting for wind and ballistics, with Nate ultimately winning the challenge and a belt buckle prize.

This review of the Ruger American Predator in .243 Winchester focuses on ammunition performance and rifle accuracy. The presenter, with apparent experience in firearms, tests various factory loads and handloads to determine optimal groupings. The rifle features a free-floated barrel, adjustable trigger, and modular stock, demonstrating good potential for accurate shooting, especially with heavier bullet weights.

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 video presents a comprehensive, data-driven shootout comparing eight different chrome-lined AR-15 barrels using PMC X-Tac M855 62gr Green Tip ammunition. Instructor Preston Moore meticulously details his testing methodology, employing advanced tools like the Garmin Xero C1 Pro chronograph and Ballistic-X software to analyze 30-shot groups at 100 yards. The results highlight significant variations in accuracy and velocity between barrels, introducing the 'A-ZED' metric for practical group size evaluation.

This video provides an in-depth evaluation of a 20-inch Red Right Hand LMG HBAR AR-15 barrel manufactured by Rosco. The instructor meticulously inspects the barrel's physical characteristics, including dimensions, weight, and bore condition using a borescope. He then conducts extensive live-fire testing with multiple ammunition types, collecting detailed data on velocity, group size, and shooter stability. The evaluation highlights potential quality control issues, such as chrome failure and bore imperfections, while also assessing the barrel's performance in a simulated LMG role.