Hardened Arms LumaShark Shooting Impressions

This video details a comprehensive test of two HK MR556 A4 uppers, including a warranty claim due to an out-of-spec OTB pin. The review covers detailed inspections, accuracy testing with various ammunition types, and a comparison of performance metrics like velocity and group size. The presenter, Preston Moore, provides insights into HK's customer service and the technical aspects of the rifle's performance.

Preston Moore provides an expert evaluation of the Centurion Arms Midweight CHF/CL Barrel, utilizing advanced tools like a borescope for internal inspection and a 30-shot group methodology for statistically significant accuracy data. The analysis includes detailed comparisons of barrel performance with various ammunition types, offering valuable insights for AR-15 builders and enthusiasts seeking high-quality components.

This video details an interesting pawn shop acquisition: a Sons of Liberty Gunworks (SOLGW) upper assembly. The presenter acquired it for $260, noting it included an Aero Precision BCG and charging handle, a Magpul rear sight, and a Knights Armament quad rail. While the upper performed well, it was observed to be slightly undergassed, particularly without a suppressor. With a Dead Air Sandman X suppressor attached, the system ran exceptionally well, suggesting it might be tuned for suppressed use. Accuracy was reported as excellent for a shorter barrel.

This review covers the BCA Bear Creek Arsenal 16-inch 1:8 twist 5.56 side-charging upper receiver. The video details accuracy testing with various ammunition types, including 55gr, 62gr, 64gr, 68gr, and 75gr loads, at 100 yards. The presenter found the upper performed best with 68-grain Frontier match ammunition, achieving approximately 1-inch groups.

This review of the Noveske 16-inch Recon barreled upper highlights its 416R stainless steel construction and mid-length gas system. While Noveske claims proprietary features, the analysis reveals a large, stepped gas port that contributes to overgassing, especially with suppressors. Accuracy testing showed moderate results, with the barrel performing comparably to less expensive alternatives.

This video provides a comprehensive review of the Bear Creek Arsenal 16-inch Bear Claw 300 Blackout upper receiver. The reviewer tests its accuracy with three different ammunition types (Winchester 125gr, Federal 150gr, and subsonic 200gr) at various distances, including 50, 100, 200, and 300 yards. The review highlights the upper's reliability and accuracy, particularly with the Winchester ammunition, and discusses its performance and value.

This guide details the field stripping and reassembly process for the Walther PPK/S, as demonstrated by a knowledgeable firearms instructor. It covers the unique trigger guard release mechanism for slide removal and emphasizes the importance of safety during the procedure. The review highlights the hybrid American/German manufacturing and its implications for import regulations.

This guide details troubleshooting steps for an AR-15 build experiencing cycling failures, as demonstrated by Graham Baates. It covers inspecting the bolt carrier group, buffer tube, adjustable gas block, and trigger assembly for potential issues. The process emphasizes careful disassembly and reassembly to diagnose and resolve short-stroking or failure-to-cycle problems.

This guide details the field stripping process for the Bersa TPR9C, as demonstrated by GBGuns. It covers the essential steps for safely disassembling the firearm for cleaning and inspection, emphasizing critical safety checks. The speaker's high authority level ensures a technically sound procedure.

This review details the Smith & Wesson Performance Center Pro Series Compact 1911 in 9mm, highlighting its external features, internal components, and field stripping process. The expert analysis covers the scandium alloy frame, 3-inch bull barrel, and trigger characteristics, offering insights into its suitability for concealed carry and potential limitations with certain ammunition types.