Search results
Results From The WOW.Com Content Network
[30] 19,000 short-stroke piston MARS-L rifles were ordered under the designation R-20 Rahe ("Hail" in Estonian). [31] The upper receiver has a Picatinny rail on the top and M-LOK compatible attachment points on its sides and uses a short-stroke gas piston system. The standard barrel length of the R-20 is 14.3 in (363 mm), but a 12 in (305 mm ...
The SOPMOD kit is composed mostly of non-developmental items and commercial off-the-shelf (NDI/COTS) accessories packaged together to support four M4A1 carbines. [ 1 ] [ 3 ] It allows for the attachment of any Picatinny compatible accessory that fits the length of the weapon.
Magpul created a larger variation of their PMAG magazine, called the "Black Widow," with a blood-red follower for the 6.8mm round. The upper and lower receivers were developed specifically to fit this Magpul magazine and optimized around the 6.8×43mm round. The flagship model of the Six8 series is the UCIW which features an 8.5-inch barrel.
The Close Quarter Battle Receiver (CQBR) [5] is a replacement upper receiver for the M4A1 carbine developed by the US Navy.. The CQBR features a 10.3 in (262 mm) length barrel (similar to the Colt Commando short-barreled M16 variants of the past) which makes the weapon significantly more compact, thus making it easier to use in, and around, vehicles and in tight, confined spaces.
It is one of many squad automatic weapon-type firearms that have been developed from the Armalite AR-15 that use the Stoner bolt and carrier piston system. [2] The family name was derived from the original AR-15 by adding "Colt", resulting in the CAR-15, to stand for Colt Automatic Rifle, even though the "AR" in AR-15 stands for Armalite Rifle ...
The Colt Advanced Piston Carbine or Colt APC (internal product number P0923) is a lightweight modular 5.56mm caliber piston-operated, magazine fed carbine with a one-piece upper receiver which is capable of firing in automatic and semi-automatic modes.
In 2008 or 2009, Colt Canada introduced a completely new designed upper receiver with integrated rail attachment system. [15] The front handguard is in this system permanently attached to the upper receiver. The whole system is forged from one piece, and is sometimes called a monolithic rail. This system allows for a completely free floating ...
A re-designed upper receiver firing standard 5.56mm ammunition will be produced in various barrel lengths, all having a monolithic design with a full-length top rail, and three auxiliary rails for mounting accessories, free-floating barrels, and front and rear flip-up sights standard, when not using upgraded optics.