This video from Brownells features Caleb demonstrating the best method for timing muzzle devices using the Precision Armament Accu-Washer Gen 2 Shim Kit. The tutorial covers selecting the right shim, utilizing the timing chart for accuracy, and achieving a perfect fit for flash hiders, brakes, and suppressor mounts on various rifles. It includes detailed steps on shim orientation, applying grease, and using a torque wrench for proper installation. The video also touches on timing suppressor mounts and adapter options.
This video provides a detailed autopsy and functional test of two Palmetto State Armory (PSA) AR-15 upper receivers. Instructor Chad Albrecht of School of the American Rifle demonstrates how to diagnose and correct common issues such as barrel extension clocking and gas tube misalignment using specialized tools. The uppers undergo torque testing, alignment checks, and live fire evaluation to confirm reliability and proper function, concluding they are suitable for use despite minor component deficiencies.
This video features Mike Mihalski, co-founder of an armorer company, sharing a practical tip for efficiently timing muzzle devices during production cycles. He emphasizes avoiding time-consuming trial-and-error methods by presenting a streamlined technique to improve workflow and reduce frustration without compromising quality. The focus is on a gunsmithing or armorer-level process for firearm assembly.
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