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Caliber:7.62x51mm NATO

XM110SASS (SemiAutomaticSniperSystem, semi-automatic sniper system), is a plan to replace the U.S. Army's sniper or shooter SAM equipment M24SWS teams and groups of semi-automatic rifle is an effective anti-personnel and anti-light equipment goals, will allow snipers in the implementation of support combat operations to provide greater firepower.
Semi-automatic sniper rifle M110 SASS

M110 SASS Semi-automatic sniper rifle - the design requirements

By U.S. Army ARDEC, and Pikatingni Arsenal NJ07806 tender documents 7.62mm semi-automatic sniper system to raise this demand, the basic requirement is that in the 1,000 meters with a range of anti-personnel firepower to provide precise target, the system must be a single person may bring , shoulder-fired, the army is compatible with all existing types of 7.62x51mm rounds, but using the long-range M118LR may reach the best results, but also in a specific mission requirements, the use of M993 projectile. Zero in the rifle, its accuracy and M24SWS requests can be equal to or better, first-hit precision should be less than or equal to 1.0MOA. Other requirements include:
Rapid fire, rapid reloading and suppression of sniper rifle
More than M24SWS's speed and lethal effects of
Lighter weight than the M24SWS
The range of anti-personnel with the same or better M24SWS
At the same time improving the sniper and observation system
Detachable folding bipod
For shells with 5 fat, 10 hair and 20 rounds detachable magazine
Barrel life of more than 5,000 hair
Semi-automatic sniper rifle M110 SASS
Zoom sight with white (and can deal with from 50 to 1000 meters of the target)
A removable silencer
With hard transport / storage box
Integrated MIL-STD-1913 rail
Supporting the maintenance tool

M110 SASS Semi-automatic sniper rifle - Production Company

U.S. Army found a total of five contractors involved, the last screen out the two programs in the final stage of competition, comparison tests, interestingly, the last screen left of these two programs are based on AR-10 institutions based on improvement of project, respectively, KAC's SR-XM110 and Remington MPD / DPMS The AR-10T, which is equipped with 20-inch medium-level competition of the Armalite AR-10 barrel semi-automatic rifle improved, while the KAC's SR - XM110 is to improve the company since the KAC originally produced for the U.S. Navy SEALs Mk11Mod0 sniper rifle system.
KAC
In the September 28, 2005, KAC's SR-XM110 had won the competition, was officially designated as M110SASS.

M110 SASS Semi-automatic sniper rifle-M110SASS System

M110SASS the system's main components include: a rifle, four magazines of 20 rounds, four 10-round magazine, magazine pouch, 600-meter back-up mechanical sights, Harris bipod and installation of the rail adapter, Leupold3.5-10x40mm white sight and supporting the mirror box, lens pouch, lens cap and anti-reflective devices sight accessories, AN/PVS-14 night vision sight, leather strap, QD silencer, the package system, storage and portable boxes, as well as weapons, and optical sight of the maintenance tool. Interface with rail to install fire-control system (optical, mechanical back-up sights and laser pointer).

M110 SASS Semi-automatic sniper rifle - Features

The rifle is very similar with the Mk11Mod0, the main difference is the rail system, butt and muzzle device: In the Mk11Mod0 use the KAC free floating type RAS, while in M110SASS used on the module is the URX rail system. Butt is the A2 and A1 style fixed length adjustable type; another M110SASS still in the barrel with a flash suppressor, the same can be installed to improve the QD silencer. In addition M16 muffler system installed, the bolt and machine frame the phenomenon of coke will be more serious when the gunpowder gas will be shooting from the drawing machine handle overflow of the aperture at which the eye toward the shooter, while the striker's line of sight interference,
Therefore, the use of the KAC's M110 is also developed the role of gas bias drawing machine handle, so that from the drawing machine handles overflow tank at the gas will not hit shooter's face.