Trijicon RCR: If you compare the window sizes...

This guide, drawing on insights from professional firearms instructor Joel Park, focuses on the advantages of larger red dot optic windows for competitive shooting and general firearm proficiency. Park emphasizes that while fundamentals are crucial, larger windows provide a significant 'forgiveness factor,' aiding in faster target acquisition, especially during imperfect presentations or from difficult shooting positions. The guide also touches on the philosophy that 'fundamentals' evolve with skill, requiring higher standards as a shooter progresses.

This video addresses the common issue of the red dot sight leaving the optic window during recoil. The instructor emphasizes that for many setups, especially smaller carry guns with hotter ammunition, the dot leaving the window is normal and not a sign of poor fundamentals. The focus should remain on target acquisition and trusting the dot to return, rather than trying to force it to stay visible. Larger optic windows can aid in faster sight acquisition on the draw but do not eliminate the phenomenon of the dot leaving the window under recoil.

This video demonstrates a rapid fire drill focusing on efficient magazine reloads and immediate resumption of fire. The shooter, equipped with tactical gear and an M4 Carbine with an ACOG optic, showcases proficient weapon manipulation and recoil control. The drill emphasizes maintaining a high rate of fire while executing smooth tactical reloads.

This review of the Springfield M1A Scout Squad after 7,000 rounds highlights its robust reliability, especially with steel-cased ammunition. The instructor, speaking with high authority from extensive practical experience, details maintenance tips like using grease for lubrication and warns about potential malfunctions caused by glove interference with the operating rod. Cosmetic wear, such as brass marks on the stock, is viewed as a 'badge of honor' from heavy use.

This guide, presented by Regular Guy Training LLC, advocates for using readily available and cost-effective automotive lubricants for firearms. The instructor, drawing on military experience with belt-fed weapons and high-volume shooting, explains why conventional motor oil and high-temperature lithium grease are superior and more economical than many specialized gun lubes. It covers platform-specific recommendations, including considerations for cold weather and different firearm designs like AR-15s, AK-47s, and Glocks.

This guide details building a reliable AR pistol, emphasizing component selection for hard-use scenarios. It covers barrel and gas system choices, DI vs. piston considerations, and the importance of quality upper and lower receivers. The build focuses on practical reliability and shooter ergonomics, including ambidextrous controls and essential accessories, with a total cost around $1600 for the base build.