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A rail system mounted on top of a SIG SG 550 A dovetail rail on a rifle receiver for mounting a sight. A rail integration system (RIS; also called a rail accessory system (RAS), rail interface system, rail system, mount, base, gun rail, or simply a rail [1]) is a generic term for any standardized attachment system for mounting firearm accessories via bar-like straight brackets (i.e. "rails ...
A A&TWF – Acquisition and technology work force a – Army AA – Assembly area AA – Anti-aircraft AA – Aegis ashore AAA – Anti-aircraft artillery "Triple A" AAAV – Advanced Amphibious Assault Vehicle AAC – Army Air Corps AAD – Armored amphibious dozer AADC – Area air defense commander AAE – Army acquisition executive AAG – Anti-aircraft gun AAK – Appliqué armor kit (US ...
Many rail-grabber-mounted accessories can be used on either type of rail, and accessories designed for a Weaver system will always (SWP) fit Picatinny rails – although not vice versa because the Picatinny locking slot width is 0.206 in (5.232 mm) vs the .180 width of the Weaver, and the spacing of slot centers is 0.394 in (10.008 mm). [5]
A metric-upgraded version of the 1913 rail, the STANAG 4694 NATO Accessory Rail, was designed in conjunction with weapon manufacturers like Aimpoint, Beretta, Colt, FN Herstal and Heckler & Koch, and was approved by the NATO Army Armaments Group (NAAG), Land Capability Group 1 Dismounted Soldier (LCG1-DS) on May 8, 2009.
Unlike the UK, many are automated by the rail line's signal system. The first quad gate installation in the country with sensors to detect vehicles stopped in the tracks was installed in Groton, Connecticut in 1998. [2] Eight of the eleven remaining grade crossings on the Northeast Corridor now have such setups. [3]
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Three of the four variants were sold with an attached Picatinny rail for mounting optics or accessories and the bottom forward edge of the forend is also drilled to accept an accessory rail. With the exception of the short-barreled model, FABARM shotguns are sold with their Tribore barrel which is a deep-drilled, machined barrel with three ...
A single-arm rail-launch system similar to the Mk 13, but with a smaller magazine (16 missiles total). It supports RIM-24 Tartar, RIM-66 Standard MR and RGM-84 Harpoon missiles, and is currently deployed on the US-designed Spanish Navy Baleares-class frigates. [3] Formerly used on Brooke-class frigates. Mk 25