Holosun 507K X2 ACSS Vulcan Review & Shoot - HS507K-X2-ACSS

This guide details the initial setup and range testing of a Holosun 507 Comp red dot sight on a pistol. It covers the mounting process, the importance of Loctite, and the steps for zeroing the optic. The reviewer expresses a preference for gold over green reticle colors and notes the small adjustment screws require a specific tool.

This video reviews the Primary Arms CLX enclosed red dot optic, highlighting its affordability for concealed carry applications. The optic features 10 brightness settings, night vision capability, a 3 MOA dot, and backup iron sights that co-witness with the optic. It uses a CR1632 battery with an advertised life of 10,000-25,000 hours, enhanced by motion-activated auto-on/auto-off functionality. The reviewer mounts it on a Smith & Wesson M&P Shield X Carry Comp, noting its low profile and minimalistic design, while emphasizing the need to test its long-term durability.

This video reviews the new Olight XE AMRS and Olight SE red dot sights. The XE AMRS features a fully enclosed emitter, multi-reticle system (2/6 MOA dots with 32 MOA circle), pop-up iron sights, and a replaceable battery, priced at $249 (on sale for ~$225). The SE is a compact RMSC footprint optic with a fully enclosed emitter and 6 MOA dot, priced at $180 (on sale for ~$144). Both optics are praised for their brightness, durability, and value.

This video from Brownells, Inc. features Wyatt from Vortex Optics discussing the Defender series of red dot sights for handguns. The Defender CCW is ideal for concealed carry on smaller pistols, while the Defender ST suits full-size handguns. The Defender XL offers the largest window size for competition or law enforcement use. All models feature motion activation, long battery life, and an aspherical lens for a clear image.

This review covers the CVLIFE BearMight RMSc cut pistol optic, highlighting its auto-brightness feature, available in red or green dot. The optic is designed for RMSc footprint pistols but includes adapters for MOS/RMR mounts. It boasts IPX7 waterproofing, 5000 G shockproofing, and motion-awake technology, making it a versatile and durable option for concealed carry and general use.

This guide demonstrates a quick method for zeroing a pistol optic without visiting a range, utilizing the Tactical Elites SiteRight 2.0 laser bore sighter. The process involves inserting the bore sighter into the firearm's barrel and aligning the optic's reticle with the emitted green laser, ensuring a snug fit of the adapter and firearm safety throughout.

This video from Buckeye Ballistics provides a practical, albeit unconventional, comparison of five common pistol calibers (.22LR, .380 ACP, 9mm, .40 S&W, .45 ACP) by shooting watermelons. The expert demonstrates varying levels of terminal performance, from the .22LR's significant splitting to the .45 ACP's complete watermelon fragmentation, highlighting the differences in hydraulic shock and expansion. The test utilizes specific hollow-point ammunition, including Speer Gold Dot, Aguila Super Maximum, and Underwood XTP, showcasing their effects.

This video provides a practical, safety-conscious comparison of common pistol calibers (.22LR, .380 ACP, 9mm, .40 S&W, .45 ACP) against concrete blocks. The host, demonstrating high authority and expertise, details the testing methodology and results, emphasizing the risks of ricochet. None of the tested pistol calibers fully penetrated the concrete block's second wall, suggesting their limitations for certain penetration scenarios.

This review of the Taurus TX22 .22 LR pistol details its features, including a 16+1 capacity and excellent trigger. While initial testing with CCI Mini-Mags was flawless, subsequent tests with various ammunition types revealed cycling issues and culminated in a catastrophic failure. The failure was attributed to a squib load followed by a second shot, causing a barrel bulge and ruptured casing, highlighting potential ammunition inconsistencies. The review provides a detailed look at disassembly and damage assessment.

This video from Buckeye Ballistics provides an experimental comparison of three popular rimfire calibers: .22LR, .22WMR, and .17HMR, using cantaloupes as ballistic mediums. The host, an experienced shooter, demonstrates the distinct terminal ballistics of each round, highlighting how bullet construction and velocity affect target interaction. The comparison offers practical insights into the performance differences between these rimfire cartridges on soft tissue simulants.