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Small arms2015 - presentProfile in progress
Assault rifle Battle rifle
LMT Modular Ambidextrous Rifle System is a assault rifle Battle rifle originating in United States. It was built by Lewis Machine & Tool Company. Reported operators include Estonia, Lebanon, New Zealand, Switzerland, United Kingdom, United States.
United StatesAssault rifle Battle rifle
United States
2015 - present
Lewis Machine & Tool Company
Lewis Machine & Tool Company
3.3kg (empty)
914 mm (36.0 in) ("Maximum")
5.56×45mm NATO 7.62×51mm NATO 6.5mm Creedmoor
Gas-operated , rotating bolt (internal piston, not direct impingement ) or Short-stroke piston
5.56×45mm NATO : 30-round detachable box magazine 7.62×51mm NATO 20-round detachable box magazine
Estonia : Main service rifle of the Estonian Defence Forces designated the R20 RAHE.
Lebanon
New Zealand : Main service rifle of the New Zealand Defence Force . MARS-L chambered in 5.56x45 NATO.
Switzerland : In use with the Swiss Armed Forces . Designated the STGW 25 (5.56), and STGW 20 (7.62).
United Kingdom : In use with the Royal Marines designated the L129A2.
United States : In use with USSOCOM designated the MRGG-A.
The MARS-L (light) assault rifle variants are chambered for the 5.56×45mm NATO intermediate cartridge , and the MARS-H (heavy) battle rifle and designated marksman rifle variants for the 7.62×51mm NATO , 6.5 mm Creedmoor or similar fully powered cartridges .
MARS-H based designated marksman variant, chambered in 6.5 mm Creedmoor .
Fitted with an 18 in (457 mm) barrel, a fully adjustable DMR stock and lengthened hand guard, a Leupold Mark 5HD 3.6-18×44 M5C3 Desert IR telescopic sight with TREMOR3 reticle, a HuxWrx suppressor , an Envision Technology ballistic calculator , and a Pixels-on-Target thermal sight was adopted in 2023.
Swiss MARS-H-based designated marksman rifle chambered in 7.62×51mm NATO.
Swiss MARS-L based 16 in (406 mm) barreled short-stroke piston assault rifle variant.
Swiss MARS-L based 12 in (305 mm) barreled short-stroke piston assault rifle variant.
LMT's MRGG-A is a member of its Modular Ambidextrous Rifle System-Heavy (MARS-H) family, which are commonly described as AR-10-style rifles, but is chambered to fire the 6.5mm Creedmoor round.
Reference text from Wikipedia contributors, used under CC BY-SA 4.0.
True scale
Sourced dimensions beside a 1.75 m human reference.
LMT Modular Ambidextrous Rifle System equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.
Estonia, Lebanon, New Zealand, Switzerland, United Kingdom, United States
Equipment reference ↗
Estonia
Lebanon
New Zealand
Switzerland
United Kingdom