Search results
Results from the WOW.Com Content Network
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.
Colt Carbine (AR-15A2 Government Carbine) (Special export model with receiver block and large pin upper receiver) 3rd Generation Short Ribbed S-1 A2 Yes Yes 5.56 NATO 16 in. A1 1:7 Yes/No A2 R6530 Sporter Lightweight .223 3rd Generation Short Ribbed S-1 A2 Yes Yes 5.56 NATO 16 in. A1 1:7 No A2 R6550 AR-15A2 Government A2 Ribbed S-1 A2 Yes Yes
The Close Quarters Battle Receiver (CQBR) was originally a Special Operations Peculiar Modification (SOPMOD) program item that would increase the close quarters maneuverability of the M4A1 by mating the lower receiver with a 10.3-inch (262 mm) barreled upper receiver; with the CQBR installed, the weapon would then be classified as the Mk. 18 ...
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.
The resulting COAL of 2.300" is only 1.02 mm longer than the maximum COAL for chambering a cartridge in the smaller AR-15; however, the 45 Raptor chamber pressure is allowed to be as high as 62,000 PSI. This means that the stronger AR-10 receiver and bolt carrier group is needed for shooting this cartridge.
Standard issue service rifle. The Deployable Operations Group also employs the Mk 18 upper receiver [34] MK18/CQBR: 5.56×45mm NATO: Assault rifle, Carbine United States: Standard issue service carbine. The Deployable Specialized Forces also employs them M870P: 12-gauge: Shotgun United States: Saiga-12: 12-gauge: Shotgun Russia
Dr. Bindi Naik-Mathuria, a pediatric trauma surgeon at Baylor College of Medicine, told Yahoo News that injuries from an AR-15 style rifle are “almost unsurvivable, essentially,” because of ...
AR15.com is a firearm-enthusiast web forum [2] founded as a mail list in 1996 and headquartered in the Dallas/Fort Worth area. It migrated to a bulletin board system , then finally a website which the owner called "the largest firearms website in the world", [ 3 ] [ 4 ] with 10 million users in 2013. [ 1 ]