STG-556
Encyclopedia
The STG-556 is a Steyr AUG
A1 clone manufactured by Microtech Small Arms Research (MSAR). It was introduced at the 2007 SHOT Show
. The STG-556's working system features a bolt hold-open device as seen on the M16 rifle
; otherwise, the STG-556 retains the original AUG features, such as feeding from proprietary polymer plastic magazines and having the quick-change barrel option. The STG-556 rifle can be converted from either having a telescopic sight or a MIL-STD-1913 rail
. It is available in civilian (semi-automatic only) and military/law enforcement (select-fire
) variants.
A limited edition STG-556, a clone of the Steyr AUG A3, had a production run of only 1,000 rifles. Another limited edition Steyr AUG A3 clone, the STG-556 Gebirgsjäger, had a production run of 500.
MSAR's latest model is the STG-556 XM17-E4. The STG-556 XM17-E4 was introduced at the 2009 SHOT Show
. It can use AR-15
and M16
magazines.
, manufactured by Tactical Products Design Inc., is a similar weapon.
Steyr AUG
The AUG is an Austrian bullpup 5.56mm assault rifle, designed in the early 1970s by Steyr Mannlicher GmbH & Co KG . The AUG was adopted by the Austrian Army as the StG 77 in 1977, where it replaced the 7.62mm StG 58 automatic rifle...
A1 clone manufactured by Microtech Small Arms Research (MSAR). It was introduced at the 2007 SHOT Show
SHOT Show
The ' is an annual tradeshow for the shooting, hunting, and firearms industry. It is the biggest event of this type in the world together with IWA & OutdoorClassics , also taking place annually. "SHOT", besides being a general reference to shooting, is an acronym for "Shooting, Hunting and Outdoor...
. The STG-556's working system features a bolt hold-open device as seen on the M16 rifle
M16 rifle
The M16 is the United States military designation for the AR-15 rifle adapted for both semi-automatic and full-automatic fire. Colt purchased the rights to the AR-15 from ArmaLite, and currently uses that designation only for semi-automatic versions of the rifle. The M16 fires the 5.56×45mm NATO...
; otherwise, the STG-556 retains the original AUG features, such as feeding from proprietary polymer plastic magazines and having the quick-change barrel option. The STG-556 rifle can be converted from either having a telescopic sight or a MIL-STD-1913 rail
Picatinny rail
The Picatinny rail or MIL-STD-1913 rail or STANAG 2324 rail or a "Tactical Rail" is a bracket used on some firearms in order to provide a standardized mounting platform. A similar system is the Weaver rail mount.-Description:...
. It is available in civilian (semi-automatic only) and military/law enforcement (select-fire
Selective fire
A selective fire firearm has at least one semi–automatic and one automatic mode, which is activated by means of a selector which varies depending on the weapon's design. Some selective fire weapons utilize burst fire mechanisms to limit the maximum or total number of shots fired automatically in...
) variants.
A limited edition STG-556, a clone of the Steyr AUG A3, had a production run of only 1,000 rifles. Another limited edition Steyr AUG A3 clone, the STG-556 Gebirgsjäger, had a production run of 500.
MSAR's latest model is the STG-556 XM17-E4. The STG-556 XM17-E4 was introduced at the 2009 SHOT Show
SHOT Show
The ' is an annual tradeshow for the shooting, hunting, and firearms industry. It is the biggest event of this type in the world together with IWA & OutdoorClassics , also taking place annually. "SHOT", besides being a general reference to shooting, is an acronym for "Shooting, Hunting and Outdoor...
. It can use AR-15
AR-15
The AR-15 is a lightweight, 5.56 mm, air-cooled, gas-operated, magazine-fed semi-automatic rifle, with a rotating-lock bolt, actuated by direct impingement gas operation. It is manufactured with the extensive use of aluminum alloys and synthetic materials....
and M16
M16 rifle
The M16 is the United States military designation for the AR-15 rifle adapted for both semi-automatic and full-automatic fire. Colt purchased the rights to the AR-15 from ArmaLite, and currently uses that designation only for semi-automatic versions of the rifle. The M16 fires the 5.56×45mm NATO...
magazines.
Similar US weapons
The TPD USA AXR revealed at the 2007 SHOT ShowSHOT Show
The ' is an annual tradeshow for the shooting, hunting, and firearms industry. It is the biggest event of this type in the world together with IWA & OutdoorClassics , also taking place annually. "SHOT", besides being a general reference to shooting, is an acronym for "Shooting, Hunting and Outdoor...
, manufactured by Tactical Products Design Inc., is a similar weapon.