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The MIL-STD-1913 rail is commonly called the "Picatinny Rail", in reference to the Picatinny Arsenal in New Jersey. Picatinny Arsenal works as a contracting office for small arms design (they contracted engineers to work on the M4 [4]).
Right: Acro rail on a Picatinny riser. Approximate Acro rail measurements. Many reflex sights (e.g. red dot sights) and holographic sights have proprietary mounts. [23] Aimpoint Acro rail: A dovetail rail for attaching a sight via a clamping mechanism, and with a 4 mm [24] wide straight recoil lug groove. The dovetail is approximately 16.5 mm ...
20 MOA Picatinny rail The Steyr SSG 04 ( German : S charf s chützen g ewehr 20 04 , English : Sniper Rifle 04) is a modern bolt-action sniper rifle developed and produced by Steyr Mannlicher in Austria, as a complement to Steyr's SSG 69 , using the same Safe Bolt System (SBS) action developed for Steyr's hunting rifles.
Early MRADs had a 30 MOA slope full length 21.75" standard 1913 Picatinny rail on top of the receiver/handguard. Current MRADs feature a 20 MOA slope rail. Shorter 2"-4" Picatinny rails sections may be user positioned at 3, 6, and 9 o'clock at several fore/aft positions along the handguard. MRADs are offered in several Cerakote colors.
NATO Accessory Rail (STANAG 4694) The NATO Accessory Rail (NAR), defined by NATO Standardization Agreement (STANAG) 4694, is a rail interface system standard for mounting accessory equipment such as telescopic sights, tactical lights, laser aiming modules, night vision devices, reflex sights, foregrips, bipods and bayonets to small arms such as rifles and pistols.
The NATO Accessory Rail STANAG 4694, or Picatinny rail STANAG 2324, or a "Tactical Rail" is a bracket used on M16 type rifles to provide a standardized mounting platform. The rail comprises a series of ridges with a T-shaped cross-section interspersed with flat "spacing slots".
Picatinny rail: A bracket used on some firearms to provide a standardized mounting platform. Pinfire : An obsolete type of brass cartridge in which the priming compound is ignited by striking a small pin that protrudes radially from just above the base of the cartridge.
The AS Val uses a 20-round detachable box magazine, while the VSS Vintorez uses a 10-round, though they are interchangeable. [4] They can also accept the SR-3 Vikhr magazines and vice versa. [16] The magazines have a series of horizontal indentations to provide tactile identification and prevent confusion with Kalashnikov-pattern magazines. [15]