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  2. 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 ...

  3. List of the United States Army fire control and sighting ...

    en.wikipedia.org/wiki/List_of_the_United_States...

    F7 Instrument angle of sight, M1917; F8 Mount, telescope, M1 (for 37mm gun carriage, M1); Telescope, M2 (for 37mm gun carriage, M1) – Parts and equipment; F9 Telescope B.C. M1915, and M1915A1; F10 bore sight, (small arms, and field artillery) F11 Setter Fuze, Bracket, M1916, M1916A1, M1916A2; F12 Targets, testing (small arms and field ...

  4. AMT AutoMag III - Wikipedia

    en.wikipedia.org/wiki/AMT_AutoMag_III

    The AMT Automag III is a single action semi-automatic pistol made by Arcadia Machine and Tool (AMT). It was created by Harry Sanford, inventor of the original .44 AutoMag pistol. The Automag III was principally chambered for the .30 Carbine cartridge, which was originally designed for the World War II-era M1 Carbine.

  5. Lewis Machine & Tool Company - Wikipedia

    en.wikipedia.org/wiki/Lewis_Machine_&_Tool_Company

    A patented AR-15-pattern is produced with a bolt design featuring a redesigned extractor intended to improve the extraction of cartridges under adverse conditions. The company also produces a redesigned bolt carrier intended to improve the reliable performance of the rifle's “internal piston” system by obtaining a similar timing sequence with 14.5-inch carbine-length barrels compared to 20 ...

  6. Caliber conversion device - Wikipedia

    en.wikipedia.org/wiki/Caliber_conversion_device

    Conversions for rifles and carbines of larger caliber, such as the AK-47 or Thompson submachine gun include a rifled insert barrel extending beyond the length of the chamber. [ 9 ] [ 10 ] One exception to the use of a special lightweight bolt was the Colt Service Ace , offered as a complete pistol or as a conversion kit for the M1911.

  7. Accuracy International Arctic Warfare - Wikipedia

    en.wikipedia.org/wiki/Accuracy_International...

    The AWS barrel/suppressor combination has a total length of 711 mm (28 in), which keeps the weapon's overall length within normal limits. The user can remove the barrel/suppressor combination and replace it with a standard AW or AWP barrel in about three minutes. [22] As with all such systems, the sight will need re-zeroing after a barrel change.

  8. Muzzle reference system - Wikipedia

    en.wikipedia.org/wiki/Muzzle_reference_system

    A muzzle reference system (MRS) is a device used on most modern tank guns and some artillery systems that measures the bending of the barrel due to heat, gravity and other issues. It normally consists of a laser device and detector mounted at the breach end of the gun, often co-located with other optics like the gunner's sight, and a mirror at ...

  9. SOPMOD - Wikipedia

    en.wikipedia.org/wiki/SOPMOD

    The Special Operations Peculiar MODification (SOPMOD) kit is an accessory system for the M4A1 carbine, CQBR, FN SCAR Mk 16/17, HK416 and other weapons used by United States Special Operations Command (USSOCOM) special forces units, though it is not specific to SOCOM.