This video provides an expert breakdown of the M16A1's dual-aperture rear sight, clarifying the function of the 'L' setting. The speaker, demonstrating high authority, explains that 'L' denotes the long-range setting (300-460m) and not 'low light,' a common misconception. The video also touches upon the 250-meter zero and contrasts the A1's sight with later M16 variants.
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![A1 Rear Sights "L" setting 👉 [Long Range] or [Low Light]? #shorts](https://i.ytimg.com/vi/AJK_2oKTcN4/hqdefault.jpg)
