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The UIT rail, also known as Anschutz rail, is a standard used for mounting slings and other gun accessories in competition shooting, and is essentially a T-slot track shaped aluminium
Equipment rails - Anschutz-UIT left, Freeland right.png, Drawing comparing Anschütz (left) and Freeland equipment rails (right).
The UIT rail, also known as Anschutz rail, is a standard used for mounting slings and other gun accessories in competition shooting, and is essentially a T-slot track shaped aluminium extrusion
Extrusion is a process used to create objects of a fixed cross section (geometry), cross-sectional profile by pushing material through a Die (manufacturing), die of the desired cross-section. Its two main advantages over other manufacturing pro ...
profile accepting attachments in the form of T-slot nuts, or similar.
A similar design is called Freeland rail, but the dimensions of Anschütz (UIT) and Freeland rails differ. The Anschütz rail is wide and shallow, and the Freeland is narrower and deeper. Accessories made for one of the two types are not necessarily compatible with the other.
Dimensions
Dimensions below are approximate.See also
*Rail Integration System
file:Dovetail.jpg, A dovetail rail on a rifle receiver for scope mount, mounting a Sight (device), sight
A rail integration system (RIS; also called a rail accessory system (RAS), rail interface system, rail system, mount, base, gun rail, or si ...
, generic term for a system for attaching accessories to small firearm
A firearm is any type of gun that uses an explosive charge and is designed to be readily carried and operated by an individual. The term is legally defined further in different countries (see legal definitions).
The first firearms originate ...
s
* Weaver rail mount
A Weaver rail mount is a system to connect telescopic sights (often via a scope mount) and other accessories to firearms and certain crossbows. It uses a pair of parallel rails and several slots perpendicular to these rails.
The later Picatinny ...
, early system used for scope mount
Scope mounts are rigid implements used to attach (typically) a telescopic sight or other types of optical sights onto a firearm. The mount can be made integral to the scope body (such as the Zeiss rail) or, more commonly, an external fitting t ...
s, still has some popularity in the civilian market
* Sling swivel, older standard used for mounting slings, particularly on hunting firearms
* Picatinny rail
The 1913 rail (MIL-STD-1913 rail) is an American rail integration system designed by Richard Swan that provides a mounting platform for firearm accessories. It forms part of the NATO standard STANAG 2324 rail. It was originally used for mount ...
(MIL-STD-1913), improved and standardized version of the Weaver mount. Used for both for scope mounts, and for accessories (such as extra sling mounts, vertical grips, bipods etc.) Major popularity in the civilian market.
* NATO Accessory Rail- further development from the MIL-STD-1913
* KeyMod
KeyMod is a universal interface system for firearm accessory components. The concept was first created by VLTOR Weapon Systems of Tucson, Arizona, and released through Noveske Rifleworks of Grants Pass, Oregon, before being published Open-source so ...
- open standard design to replace MIL-STD-1913 for mounting accessories (except for scope mounts)
* M-LOK
M-LOK, for Modular Lock, is a firearm Rail Integration System, rail interface system developed and patented by Magpul Industries. The license is free-of-charge, but subject to an approval process.
M-LOK allows for direct accessory attachment ...
- free licensed competing standard to KeyMod
KeyMod is a universal interface system for firearm accessory components. The concept was first created by VLTOR Weapon Systems of Tucson, Arizona, and released through Noveske Rifleworks of Grants Pass, Oregon, before being published Open-source so ...
* Zeiss rail, a ringless scope mounting standard
References