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A Leupold telescopic sight mounted on a dovetailed rifle receiver via two scope rings From left: A sketch of a cross section on a Zeiss rail and ring mount, both with a Picatinny rail interface. Scope mounts are rigid implements used to attach (typically) a telescopic sight or other types of optical sights onto a firearm.
Leupold & Stevens, Inc. is an American manufacturer of telescopic sights, red dot sights, binoculars, rangefinders, spotting scopes, and eyewear located in Beaverton, Oregon, United States. The company, started in 1907, is on its fifth generation of family ownership.
In the same year, James Lind and Captain Alexander Blair described a gun which included a telescopic sight. [5] The first rifle sight was created in 1835 -1840. In the book The Improved American Rifle, written in 1844, British-American civil engineer John R. Chapman described a sight made by gunsmith Morgan James of Utica, New York. Chapman ...
JEGS High Performance is the second largest mail order company of automotive equipment in the United States.It sells performance auto parts, aftermarket accessories, tools, and race apparel.
While MOA sights have traditionally been popular in the U.S., scope sights with mrad adjustments and reticles are now also becoming increasingly popular in the U.S. [14] The most common reticles used today in red dot sights both for handguns and rifles are small dots covering between 0.6 and 1.6 mrad (2 to 5 MOA).
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The fire selector is, however, located behind the trigger within the trigger guard. The rifle also has an "AK-type" Warsaw Pact rail for various optical sights, namely the PSO-1-1, PSO-1M2-1, and 1-PN-51 calibrated for use with the 9x39mm cartridge. The standard open sights are graduated from 100 to 425 m (328 to 1,394 ft) in 25 m (82 ft ...
Typically, many rifles use thread diameters in the range between 25–27 mm (0.98–1.06 in). [citation needed] Many older rifles from the first half of the 20th century use a thread pitch around 2 mm (12.7 TPI), while many modern rifle use thread pitches around 1.5 mm (16.93 TPI). Fine threaded systems intended for hand tightening typically ...