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  2. Iron sights - Wikipedia

    en.wikipedia.org/wiki/Iron_sights

    Iron sights are a system of physical alignment markers used as a sighting device to assist the accurate aiming of ranged weapons such as firearms, airguns, crossbows, and bows, or less commonly as a primitive finder sight for optical telescopes. Iron sights, which are typically made of metal, are the earliest and simplest type of sighting device.

  3. Knight's Armament Company - Wikipedia

    en.wikipedia.org/wiki/Knight's_Armament_Company

    KAC produces mounts for optics and grenade launchers, as well as backup iron sights. Knight's Armament produces a line of firearms including the semi-automatic SR-15 line of rifles, the fully automatic SR-16 carbine, the semi-automatic SR-25 sniper rifle, the SR-25 based Mark 11 Mod 0 Sniper Weapon System , and the M110 Semi-Automatic Sniper ...

  4. Colt AR-15 - Wikipedia

    en.wikipedia.org/wiki/Colt_AR-15

    The standard AR-15 rifle has a 500 mm (19.69-inch) sight radius. [15] The AR-15 uses an L-type flip, aperture rear sight and it is adjustable with two settings, 0 to 300 meters and 300 to 400 meters. [16] The front sight is a post adjustable for elevation. The rear sight can be adjusted for windage. The sights can be adjusted with a bullet tip ...

  5. Advanced Combat Optical Gunsight - Wikipedia

    en.wikipedia.org/wiki/Advanced_Combat_Optical...

    The first ACOG model, known as the TA01, was released in 1987. [3] [4] An example was tested on the Stoner 93 in the early 1990s by the Royal Thai Armed Forces. [5]In 1995, United States Special Operations Command selected the 4×32 TA01 as the official scope for the M4 carbine and purchased 12,000 units from Trijicon. [6]

  6. Ruger SR-762 - Wikipedia

    en.wikipedia.org/wiki/Ruger_SR-762

    Drilled and tapped for additional rails at the 3:00, 6:00 and 9:00 positions, offering ample space for mounting sights, lasers, lights and other accessories. There are two additional rail sections included. Folding backup iron sights include a windage adjustable rear sight and an elevation-adjustable front sight.

  7. Boresight (firearm) - Wikipedia

    en.wikipedia.org/wiki/Boresight_(firearm)

    For AR style rifles the upper receiver can be dropped from the lower receiver and the bolt carrier group (BCG) can be removed exposing a clear line of sight through the barrel. With the upper receiver fixed in place you can then co-witness through the barrel and the sights on the top of the rifle, while doing this you can visually align the ...

  8. What do you know about the AR-15 rifle? Here are five facts ...

    www.aol.com/news/know-ar-15-rifle-five-170837426...

    In 2020 alone, the U.S. imported or manufactured 2.8 million of the rifles. 5. The AR-15 controversy continues. Gun control advocates say that, because AR-15 style rifles function like military ...

  9. ArmaLite AR-15 - Wikipedia

    en.wikipedia.org/wiki/Armalite_AR-15

    The AR-15 rifle has a 500 mm (19.75 inches) sight radius. The AR-15 uses an L-type flip, aperture rear sight and it is adjustable with two settings, 0 to 300 meters and 300 to 400 meters. The front sight is a post adjustable for elevation. The rear sight can be adjusted for windage. The sights can be adjusted with a bullet tip or pointed tool.